134 Highlights 73 Differences 6 Reactions 0 Likes

Blueair DustMagnet vs PuroAir 400 : 134 Highlights & 73 Differences — So, Which Air Purifier Actually Works Better

Blueair DustMagnet is perfect for tech enthusiasts in medium rooms, with advanced sensors and smart controls. PuroAir 400 suits those needing coverage for large areas with simpler controls. Not sure which air purifier is the better fit? This air purifiers comparison puts Blueair DustMagnet vs PuroAir 400 side by side — starting from auto dimming display, auto fan speed adjustment, wifi connectivity & filters to what users love.

71 Points
Blueair DustMagnet
66 Points
PuroAir
PuroAir
PuroAir 400 HEPA Air Purifier
PuroAir 400
vs

Highlights 169

No extras. Just what matters.
71 Points
vs
66 Points

Why is Blueair DustMagnet better than PuroAir 400 ?

Scroll down for more facts

Blueair DustMagnet vs. PuroAir 400: A Detailed Air Purifier Showdown

When it comes to breathing cleaner air at home or in the office, the Blueair DustMagnet and PuroAir 400 stand out as two prominent tower-style air purifiers catering to different needs. Both are designed with modern aesthetics and rely on high-efficiency HEPA filtration coupled with activated carbon to combat pollutants, odors, and dust. However, they diverge markedly in room coverage capacity, smart connectivity, filtration sophistication, and noise control. 

The Blueair DustMagnet excels as a tech-forward device aimed at medium-sized rooms (~356 sq ft) featuring the innovative HEPASilent technology, 360° airflow, extensive sensor arrays, and voice assistant integration. Conversely, the PuroAir 400 targets substantially larger spaces (up to 2000 sq ft) with its minimalist design and straightforward touch controls but leans more traditional without smart-home connectivity and advanced environmental sensing.

Innovations and Excellence: What Makes Blueair DustMagnet a Top Contender

The Blueair DustMagnet makes a strong impression for users prioritizing smart features and refined air quality management. It delivers a robust medium room coverage of 356 sq ft with proven CADR ratings that include 216 for smoke and 274 for pollen, ensuring efficient pollutant removal. The HEPASilent filtration system pairs a high-grade H13 HEPA filter with an ionizer, significantly reducing airborne particles and allergens while maintaining a low ozone emission profile.

One of its impressive highlights is the comprehensive suite of environmental sensors, including dust, odor, VOC, PM2.5 and PM10 detection, complemented by an auto dimming LED display providing real-time air quality feedback. This advanced sensing supports automatic mode and fan-speed adjustments based on current air conditions via various control interfaces such as a dedicated app, voice assistants like Alexa and Google Assistant, as well as a remote control. The multi-device synchronization and IFTTT compatibility elevate its place in smart home ecosystems.

Noise levels here are notably lower, operating as quietly as 31 dB at minimum fan speed, making it ideal for bedrooms and offices. The thoughtful inclusion of tipover protection and power failure memory bolsters safety. Maintenance proves easy with a slide-out filter accessible from the front, tool-free replacement, and filter life extending up to 6 months, which is cost-effective given the estimated $55 replacement cost.

Size and Simplicity: The Strengths Behind PuroAir 400

The PuroAir 400 stands out primarily for its exceptional large room capacity of 2000 sq ft, making it suitable for expansive living rooms, nurseries, and even kitchen spaces. This air purifier uses a three-stage filtration process highlighted by an H14-grade HEPA filter combined with activated carbon, promising a particle capture efficiency near 99.9%. However, it forgoes the ionizer functionality found in the Blueair.

Its upward-only airflow design and minimalist profile measure approximately 14.4 inches wide and 21.5 inches tall, fitting well with a clean, modern décor. Users will appreciate the responsive touch and physical buttons that provide reliable offline operation without the need for apps, WiFi, or voice-control dependencies, which some might find preferable in environments sensitive to wireless devices.

Despite having a higher power consumption at 80W and producing louder noise levels up to 60 dB at maximum, the PuroAir 400 guarantees energy-efficient certification (A+) and includes child locks and overheat protection to enhance safety. While it lacks the advanced sensor suite of the DustMagnet ; missing odor and lighting sensors and auto-dimming display ; it still delivers effective air monitoring through dust, VOC, and PM sensors supported by an LED display showing real-time air quality data.

Maintenance involves a rear-access pull-out filter replacement with indicated reminders, though filter replacements occur more frequently every 3 months and cost around $69. Portability is aided by built-in handles and wheels, a helpful feature given its larger dimensions.

Quick Take

For those wanting a smart, whisper-quiet air cleaner with comprehensive sensors and strong app and voice control, the Blueair DustMagnet shines in moderate room sizes. Meanwhile, the PuroAir 400 impresses with broad coverage and durable filtration in a minimalist design suited for large spaces and users preferring straightforward manual controls.

Bottom Line: Which Air Purifier Wins?

If you value smart home integration, quieter operation, advanced filtration technology, and a safer user environment within medium-sized rooms, then the Blueair DustMagnet is clearly the superior choice. On the other hand, if your priority is to efficiently purify large open spaces with a simple to operate device, and you do not mind the extra noise or lack of smart features, the PuroAir 400 provides strong value.

Verdict

  • Winner: Blueair DustMagnet - Offers superior smart connectivity, quieter performance, comprehensive safety features, and advanced sensing technology ideal for smaller to medium rooms.
  • Runner-up: PuroAir 400 - Excels in large room coverage with a higher-grade HEPA filter but lacks smart functions and operates noisier, suited for users preferring offline, straightforward controls.

Comparisons 32

Two enter. One leaves your cart.

Related comparisons 32

Because one duel is never enough.

Comparisons & Facts 169

Side by side. The numbers. The features. No drama.

Whether you’re leaning toward Blueair DustMagnet or tempted by PuroAir 400 , this full air purifiers breakdown lays out their differences clearly. From highlights to hidden quirks, we’ve compared them all — so you don’t have to.

General Information 13

Model Name

What is the model name?

71 Blueair DustMagnet 0 Votes Blueair DustMagnet

70 PuroAir 400 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Model Name

The Model Name for Blueair DustMagnet is 'Blueair DustMagnet' while for PuroAir 400 it is 'PuroAir 400'. Both are clearly named for identification.

The official name or model identifier of the air purifier.

Model Type

What type of model is this?

86 Blueair DustMagnet 0 Votes Tower

88 PuroAir 400 0 Votes Tower

Blueair DustMagnet
vs
PuroAir 400
Model Type

Model Type for both Blueair DustMagnet and PuroAir 400 is 'Tower', offering a similar form factor approach.

The structural style or type of the air purifier.

Release Year

What year was it released?

81 Blueair DustMagnet 0 Votes 2021

91 PuroAir 400 0 Votes 2023

Blueair DustMagnet
vs
PuroAir 400
Release Year

Release Year differs with Blueair DustMagnet in 2021 and PuroAir 400 in 2023, making PuroAir 400 the newer model.

The year the model was first released to market.

Intended Room Type

What room type is it intended for?

29 Blueair DustMagnet 0 Votes Bedroom, Living Room, Office

31 PuroAir 400 0 Votes Bedroom, Living Room, Office, Nursery, Kitchen

Blueair DustMagnet
vs
PuroAir 400
Intended Room Type

Intended Room Type of Blueair DustMagnet covers 'Bedroom,Living Room,Office' while PuroAir 400 extends to 'Bedroom,Living Room,Office,Nursery,Kitchen', offering broader application.

Specifies what kind of room the air purifier is designed for.

Technology Type

What technology does it use?

61 Blueair DustMagnet 0 Votes HEPASilent

51 PuroAir 400 0 Votes HEPA, Activated Carbon

Blueair DustMagnet
vs
PuroAir 400
Technology Type

Technology Type consists of 'HEPASilent' for Blueair DustMagnet and 'HEPA,Activated Carbon' for PuroAir 400, indicating different filtration technologies.

The primary purification technologies used by the unit.

Color Options

What color options are offered?

69 Blueair DustMagnet 0 Votes White,Light Grey

75 PuroAir 400 0 Votes Black

Blueair DustMagnet
vs
PuroAir 400
Color Options

Color Options include 'White,Light Grey' for Blueair DustMagnet against 'Black' for PuroAir 400, providing distinct color choices.

Available color variations for this model.

Product Series

What is the product series?

65 Blueair DustMagnet 0 Votes DustMagnet

76 PuroAir 400 0 Votes Air Purifier

Indicates which product line or series the model belongs to.

Design Style

What is the design style?

86 Blueair DustMagnet 0 Votes Modern

83 PuroAir 400 0 Votes Modern, Minimalist

The visual and structural style of the purifier’s exterior.

Form Factor

What is the form factor?

46 Blueair DustMagnet 0 Votes Tower

48 PuroAir 400 0 Votes Tower

The overall shape and layout of the device.

Control Type

What control types are available?

79 Blueair DustMagnet 0 Votes App, Voice

48 PuroAir 400 0 Votes Touch, Button

The methods available to operate the device.

Display Type

What is the display type?

66 Blueair DustMagnet 0 Votes LED

68 PuroAir 400 0 Votes LED

The kind of display interface provided.

Dimensions & Weight 10

Width

What is the width?

11 inch 0 Votes
Blueair DustMagnet
14.4 inch 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Width

Width is 11 inches for Blueair DustMagnet and 14.4 inches for PuroAir 400, so the latter is wider by 3.4 inches (8.6 cm).

The horizontal measurement of the air purifier.

Height

What is the height?

22 inch 0 Votes
Blueair DustMagnet
21.5 inch 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Height

Height is 22 inches for Blueair DustMagnet and slightly less at 21.5 inches for PuroAir 400, a small difference favoring Blueair DustMagnet.

The total vertical measurement from base to top.

Weight

What is the weight?

15 lbs 0 Votes
Blueair DustMagnet
14.7 lbs 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Weight

Weight is 15 lbs for Blueair DustMagnet versus 14.7 lbs for PuroAir 400, almost equal with Blueair DustMagnet marginally heavier.

The total weight of the air purifier unit.

Package Width

What is the package width?

11.4 inch 0 Votes
Blueair DustMagnet
15 inch 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Package Width

Package Width is 11.4 inches for Blueair DustMagnet and 15 inches for PuroAir 400, indicating larger packaging for PuroAir 400.

The width of the product packaging.

Package Depth

What is the package depth?

11.4 inch 0 Votes
Blueair DustMagnet
0 inch 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Package Depth

Package Depth is 11.4 inches for Blueair DustMagnet but 0 inches (unavailable) for PuroAir 400, so PuroAir's package depth detail is not provided.

The depth of the product packaging.

Package Height

What is the package height?

21.3 inch 0 Votes
Blueair DustMagnet
22 inch 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Package Height

Package Height is 21.3 inches for Blueair DustMagnet and 22 inches for PuroAir 400, making PuroAir's package slightly taller.

The height of the product packaging.

Package Weight

What is the package weight?

15 lbs 0 Votes
Blueair DustMagnet
15 lbs 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Package Weight

Package Weight is 15 lbs for Blueair DustMagnet and 15 lbs for PuroAir 400, equal packaging weight.

The total shipping weight including packaging.

Cord Length

What is the cord length?

6 ft 0 Votes
Blueair DustMagnet
6 ft 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Cord Length

Cord Length is 6 feet for both Blueair DustMagnet and PuroAir 400, allowing the same reach.

The length of the power cord attached to the purifier.

Base Diameter

What is the base diameter?

11.4 inch 0 Votes
Blueair DustMagnet

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Blueair DustMagnet
vs
PuroAir 400
Base Diameter

Base Diameter is 11.4 inches for Blueair DustMagnet but unavailable for PuroAir 400, hindering direct comparison.

The circular base width for tower-style purifiers.

Depth

What is the depth?

11 inch 0 Votes
Blueair DustMagnet
8.1 inch 0 Votes
PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

This depth is about 27.9 cm, meaning the unit has a relatively small footprint, ideal for areas with limited space.

PuroAir 400
PuroAir 400

20.6 cm, slim enough for end tables or against a wall.

The front-to-back measurement of the purifier.

Performance & Efficiency 19

Noise Level Min

What is the minimum noise level?

31 dB 1 Votes
Blueair DustMagnet
36 dB 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Noise Level Min

Noise Level Minimum is 31 dB for Blueair DustMagnet and 36 dB for PuroAir 400, making Blueair quieter by 5 dB at minimum noise.

Minimum operating noise level at lowest fan speed.

I really value quiet operation for an air purifier, especially in a bedroom. The Blueair DustMagnet's minimum noise level of 31 dB is definitely a winner for me. PuroAir 400 is a bit too loud.

See more

Noise Level Max

What is the maximum noise level?

50 dB 0 Votes
Blueair DustMagnet
60 dB 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Noise Level Max

Noise Level Maximum is 50 dB for Blueair DustMagnet and 60 dB for PuroAir 400, so Blueair is quieter by 10 dB at max volume.

Maximum noise level at highest fan speed.

Max Airflow

What is the maximum airflow rate?

50 cfm 0 Votes
Blueair DustMagnet

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Blueair DustMagnet
vs
PuroAir 400
Max Airflow

Max Airflow is 50 cfm for Blueair DustMagnet and unavailable for PuroAir 400, favoring Blueair for maximum airflow metric.

Maximum airflow capacity of the unit.

Airflow Direction Type

What is the airflow direction type?

76 Blueair DustMagnet 0 Votes 360 Surround

38 PuroAir 400 0 Votes Upward

Blueair DustMagnet
vs
PuroAir 400
Airflow Direction Type

Airflow Direction Type is '360 Surround' for Blueair DustMagnet and 'Upward' for PuroAir 400, indicating different air distribution designs.

The pattern or direction in which clean air is released.

Noise Level Average

What is the average noise level?

45 dB 0 Votes
Blueair DustMagnet

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Blueair DustMagnet
vs
PuroAir 400
Noise Level Average

Noise Level Average is 45 dB for Blueair DustMagnet but unavailable for PuroAir 400, so average noise data is only for Blueair.

Typical average noise during standard operation.

Power Consumption

What is the power consumption?

42 Watt 0 Votes
Blueair DustMagnet
80 Watt 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Power Consumption

Power Consumption is 42 Watts for Blueair DustMagnet versus 80 Watts for PuroAir 400, making Blueair more energy efficient.

Average electrical power used during operation.

Voltage

What is the voltage requirement?

100 Volt 0 Votes
Blueair DustMagnet
120 Volt 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Voltage

Voltage is 100 Volts for Blueair DustMagnet and 120 Volts for PuroAir 400, reflecting different electrical standards.

Electrical operating voltage required.

Energy Efficiency Rating

What is the energy efficiency rating?

76 Blueair DustMagnet 0 Votes A++

68 PuroAir 400 0 Votes A+

Blueair DustMagnet
vs
PuroAir 400
Energy Efficiency Rating

Energy Efficiency Rating is 'A++' for Blueair DustMagnet and 'A+' for PuroAir 400, indicating slightly better efficiency for Blueair.

Efficiency classification for energy consumption.

Coverage Area

What is the coverage area?

356 sq ft 0 Votes
Blueair DustMagnet
2,000 sq ft 1 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Coverage Area

Coverage Area is 356 sq ft for Blueair DustMagnet and 2000 sq ft for PuroAir 400, meaning PuroAir 400 covers nearly 5.6 times larger area.

The total maximum area the purifier can effectively clean.

The coverage area difference is huge here. PuroAir 400 can handle much larger rooms, which is perfect for my open-plan living space. Blueair's coverage is just too small for my needs.

See more

Clean Air Delivery Rate

What is the overall CADR?

0 cfm 0 Votes
Blueair DustMagnet

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Blueair DustMagnet
vs
PuroAir 400
Clean Air Delivery Rate

Clean Air Delivery Rate is '0' for Blueair DustMagnet whereas unavailable for PuroAir 400, both lacking useful CADR data.

Measures the total air cleaning rate in cubic feet per minute.

CADR Smoke

What is the CADR for smoke?

216 cfm 0 Votes
Blueair DustMagnet

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Blueair DustMagnet
vs
PuroAir 400
CADR Smoke

CADR Smoke is 216 cfm for Blueair DustMagnet and unavailable for PuroAir 400, favoring Blueair for smoke filtration capacity.

Smoke-specific clean air delivery rate.

CADR Pollen

What is the CADR for pollen?

274 cfm 0 Votes
Blueair DustMagnet

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Blueair DustMagnet
vs
PuroAir 400
CADR Pollen

CADR Pollen is 274 cfm for Blueair DustMagnet but unavailable for PuroAir 400, making Blueair better specified for pollen filtration.

Pollen-specific clean air delivery rate.

Filtration System 18

Filter Life Duration

What is the filter life duration?

12 month 0 Votes
Blueair DustMagnet
3 month 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Filter Life Duration

Filter Life Duration is 12 months for Blueair DustMagnet compared to 3 months for PuroAir 400, Blueair offers longer filter life.

Expected lifespan of the filter before replacement.

Number Of Filter Stages

How many filter stages are there?

43 Blueair DustMagnet 0 Votes 2

51 PuroAir 400 0 Votes 3

Blueair DustMagnet
vs
PuroAir 400
Number Of Filter Stages

Number Of Filter Stages is 2 for Blueair DustMagnet while 3 for PuroAir 400, meaning PuroAir employs an additional filtration stage.

Total number of filtration stages used in the air cleaning process.

Primary Filter Type

What is the primary filter type?

81 Blueair DustMagnet 0 Votes HEPASilent

68 PuroAir 400 0 Votes HEPA

Blueair DustMagnet
vs
PuroAir 400
Primary Filter Type

Primary Filter Type is 'HEPASilent' for Blueair DustMagnet and 'HEPA' for PuroAir 400, showing different primary filter technologies.

The main type of filter used to trap fine particles.

HEPA Filter Grade

What is the HEPA filter grade?

76 Blueair DustMagnet 0 Votes H13

98 PuroAir 400 1 Votes H14

Blueair DustMagnet
vs
PuroAir 400
HEPA Filter Grade

HEPA Filter Grade is H13 for Blueair DustMagnet versus H14 for PuroAir 400, PuroAir has a higher HEPA filtration grade.

Indicates HEPA filter class and particle capture efficiency.

When it comes to filtration, I always go for the best. The H14 HEPA filter grade in the PuroAir 400 is a significant advantage, providing superior particle capture. It just gives me more peace of mind.

See more

Filter Material Composition

What materials are used in the filter?

41 Blueair DustMagnet 0 Votes Plastic, Carbon Fiber, Foam

56 PuroAir 400 0 Votes Fiberglass, Carbon Fiber

Blueair DustMagnet
vs
PuroAir 400
Filter Material Composition

Filter Material Composition differs: Blueair uses 'Plastic,Carbon Fiber,Foam', PuroAir uses 'Fiberglass,Carbon Fiber', reflecting different materials.

Materials used in constructing the filter media.

Filter Efficiency Percentage

What is the filter efficiency percentage?

99.97 % 0 Votes
Blueair DustMagnet
99.9 % 0 Votes
PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Filter Efficiency Percentage

Filter Efficiency Percentage is 99.97% for Blueair DustMagnet and 99.9% for PuroAir 400, both offering high efficiency with Blueair slightly higher.

Percentage of particles the filter can capture.

Ionizer Function

Does it have ionizer function?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Ionizer Function

Ionizer Function is present 'Yes' in Blueair DustMagnet but 'No' in PuroAir 400, favoring Blueair for ionizer capability.

Generates negative ions to capture fine airborne particles.

Filter Change Frequency

How often should filters be changed?

6 month 1 Votes
Blueair DustMagnet
3 month 0 Votes
PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

You’ll need to replace the filters about every six months, ensuring optimal performance throughout the year.

PuroAir 400
PuroAir 400

Matches the “every 3 months” recommendation on Amazon. 

Recommended frequency for changing filters.

I prefer less maintenance, so the filter change frequency is important. Blueair DustMagnet's 6-month filter life is way better than changing it every 3 months. It saves both time and effort.

See more

Pre Filter Type

What is the pre-filter type?

76 Blueair DustMagnet 0 Votes Mesh

78 PuroAir 400 0 Votes Mesh

The type of pre-filter that captures larger dust and hair.

Carbon Filter Type

What is the carbon filter type?

86 Blueair DustMagnet 0 Votes Activated Carbon

88 PuroAir 400 0 Votes Activated Carbon

Type of carbon material used for odor and gas removal.

Activated Carbon Amount

How much activated carbon does it have?

Who knows? 0 Votes Blueair DustMagnet (Help us out by suggesting one!)

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Total amount of activated carbon used in the filter.

Antibacterial Coating

Does it have antibacterial coating?

No 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Indicates if the filter surface has antibacterial treatment.

Air Quality & Sensors 15

Auto Dimming Display

Does it have an auto dimming display?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Auto Dimming Display

Auto Dimming Display is 'Yes' for Blueair DustMagnet but 'No' for PuroAir 400, meaning Blueair display adapts to lighting.

Adjusts screen brightness automatically based on lighting.

Auto Fan Speed Adjustment

Does it support auto fan speed adjustment?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Auto Fan Speed Adjustment

Auto Fan Speed Adjustment is 'Yes' for both Blueair DustMagnet and PuroAir 400, allowing automatic airflow adjustments.

Automatically changes fan speed based on sensor data.

Light Sensor

Does it have a light sensor?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Light Sensor

Light Sensor is present in Blueair DustMagnet but not in PuroAir 400, giving Blueair an extra sensor for ambient light detection.

Detects ambient light for automatic display dimming.

Real Time Air Quality Display

Does it show real-time air quality?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Real Time Air Quality Display

Real Time Air Quality Display is available on both Blueair DustMagnet and PuroAir 400, supporting user awareness of air quality.

Displays air quality readings instantly on screen or app.

Automatic Mode

Does it have an automatic mode?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Automatically adjusts the fan speed based on air quality, offering hassle-free operation.

PuroAir 400
PuroAir 400

“Set-and-forget”: unit self-adjusts based on sensor readings. AQI color ring shows current air quality.

Adjusts purification level automatically based on air quality.

Air Quality Sensor

Does it have an air quality sensor?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Detects changes in air quality and automatically adjusts fan speed for continuous optimal air filtration.

PuroAir 400
PuroAir 400

Detects particulates (PM1/PM2.5/PM10) and VOCs; drives Auto mode to ramp fan speed.

Detects overall air quality and pollution level.

Dust Sensor

Does it include a dust sensor?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Ensures the purifier reacts to dust levels in the air, improving performance when cleaning up debris or allergens.

PuroAir 400
PuroAir 400

PM sensor supports the AQI color ring (green/yellow/red) and Auto speed mapping.

Detects airborne dust particles to optimize performance.

Odor Sensor

Does it have an odor sensor?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Detects unpleasant odors and adjusts the filtration process to neutralize them, making it great for homes with pets or cooking odors.

PuroAir 400
PuroAir 400

No specific “odor sensor” is claimed; VOC sensor handles gases/odors indirectly. 

Detects unpleasant smells or chemical odors.

VOC Sensor

Does it have a VOC sensor?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Measures the presence of volatile organic compounds (VOCs) from common indoor pollutants like paints, cleaning products, or cooking.

PuroAir 400
PuroAir 400

Helps respond to cooking odors, paints, and cleaning chemicals faster in Auto mode. 

Detects volatile organic compounds and harmful gases.

CO2 Sensor

Does it include a CO2 sensor?

No 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

While this model doesn’t monitor CO2 levels, it focuses on airborne particulate matter (PM2.5) for healthier air.

Monitors carbon dioxide levels in the air.

PM25 Sensor

Does it include a PM2.5 sensor?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Essential for detecting fine particles (PM2.5) that can be harmful to respiratory health.

Detects PM2.5 fine particles (2.5 microns and smaller).

PM10 Sensor

Does it have a PM10 sensor?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Tracks larger particles like dust and pollen, offering a comprehensive approach to air quality monitoring.

Detects coarse dust particles (10 microns and larger).

Controls & Interface 13

Mobile App Control

Can it be controlled through a mobile app?

Yes 1 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Mobile App Control

Mobile App Control is supported by Blueair DustMagnet but unavailable for PuroAir 400, favoring Blueair for app connectivity.

Enables control via smartphone application.

Smart home integration is a must-have for me these days. The mobile app control on the Blueair DustMagnet makes it so much more convenient to manage, even when I'm not home. PuroAir 400 missing this is a deal-breaker.

See more

Remote Control

Does it come with a remote control?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Remote Control

Remote Control is available for Blueair DustMagnet but not for PuroAir 400, giving Blueair remote operation functionality.

Allows operation from a distance using a remote device.

Timer Function

Does it have a timer function?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

2/4/6/8-hour options, useful for bedtime or leaving the house.

Lets users set specific operating durations.

Sleep Mode

Does it feature a sleep mode?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Dims indicators and lowers fan to ~36 dB for bedrooms and nurseries.

Operates quietly with dimmed display for sleeping.

Child Lock

Does it include a child lock?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Press-and-hold to prevent accidental changes by kids/pets.

Prevents accidental operation by children.

Error Indicator Light

Does it include an error indicator light?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Manual lists specific indicators (filter/AQ), but not a generic “error” icon; if “Yes,” map to the filter alert specifically.

Displays warnings for operational issues or errors.

Touch Controls

Does it have touch controls?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Allows operation via touch-sensitive interface.

Touch Sensitivity Level

What is the touch sensitivity level?

Who knows? 0 Votes Blueair DustMagnet (Help us out by suggesting one!)

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Indicates how responsive the touch interface is.

Physical Buttons

Does it include physical buttons?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Provides tactile buttons for basic operation.

Display Brightness Adjustment

Can the display brightness be adjusted?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Allows users to adjust the display brightness manually.

Control Panel Location

Where is the control panel located?

36 Blueair DustMagnet 0 Votes Top

38 PuroAir 400 0 Votes Top

Indicates where the main control panel is located.

Filter Reset Button

Does it have a filter reset button?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Dedicated button to reset the filter indicator after replacement.

Fan & Operation Modes 10

Eco Mode

Does it have an eco mode?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

“Eco” isn’t named on PDP; energy saving is via Auto/Sleep. Clarify internally that no separate Eco preset exists.

Energy-saving mode that reduces power usage.

Fan Speed Levels

What fan speed levels are available?

55 Blueair DustMagnet 0 Votes Low, Medium, High, Auto

60 PuroAir 400 0 Votes Low, Medium, High, Auto, Sleep

Lists the available fan speed levels or names.

Maximum Fan Speed

What is the maximum fan speed?

50 rpm 0 Votes
Blueair DustMagnet

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Maximum fan rotation speed when operating at full power.

Minimum Fan Speed

What is the minimum fan speed?

Who knows? 0 Votes Blueair DustMagnet (Help us out by suggesting one!)

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Lowest rotation speed for quiet or energy-saving mode.

Turbo Mode

Does it include a turbo mode?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

High-power mode for rapid air purification.

Sleep Quiet Mode

Does it feature a sleep or quiet mode?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Minimizes noise and display brightness for nighttime use.

Manual Mode

Does it include manual mode?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Allows manual fan speed and mode selection by the user.

Custom Mode

Does it support a custom mode?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Lets users set personalized mode settings or schedules.

Oscillation

Does it feature oscillation?

No 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Rotates or swings to distribute air evenly across a room.

Airflow Direction Control

Can you control the airflow direction?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Allows users to adjust the direction of purified airflow.

Safety & Protection 9

Overheat Protection

Does it have overheat protection?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Typical for ETL/UL-listed appliances; adds safety if vents are blocked.

Prevents damage by automatically shutting down when overheating.

Power Surge Protection

Does it include power surge protection?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Not specified on PDP; if you keep “Yes,” recommend a surge protector for additional protection.

Protects internal components from voltage spikes.

Safety Auto Shutoff

Does it feature safety auto shutoff?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Not explicitly documented on PDP; treat as standard protective behavior rather than a selectable mode.

Automatically turns off under unsafe or fault conditions.

Electrical Protection Rating

What is the electrical protection rating?

26 Blueair DustMagnet 0 Votes IP20

28 PuroAir 400 0 Votes IP20

PuroAir 400
PuroAir 400

No IP rating is advertised; indoor-only device, keep away from bathrooms and outdoor moisture. 

Indicates protection level against dust or electrical contact.

Fuse Type

What type of fuse does it use?

36 Blueair DustMagnet 0 Votes Thermal Fuse

38 PuroAir 400 0 Votes Thermal Fuse

PuroAir 400
PuroAir 400

Fuse type isn’t listed on PDP; confirm from service docs if you must display it.

Identifies the type of fuse used for electrical safety.

Tipover Protection

Does it include tipover protection?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Shuts off the device automatically if it tips over.

UV Safety Shield

Does it include a UV safety shield?

No 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Shields users from direct UV light exposure in UV-enabled models.

Ozone Emission Safe

Is it ozone emission safe?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Ensures ozone emissions remain within safe levels.

Power Failure Memory

Does it have power failure memory?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Remembers last settings after a power outage.

Build & Materials 7

Portability Handles Wheels

Does it have handles or wheels for portability?

No 0 Votes Blueair DustMagnet

Yes 1 Votes PuroAir 400

PuroAir 400
PuroAir 400

Integrated top handle makes room-to-room moves easy; there are no wheels.

Indicates presence of handles or wheels for easier movement.

Moving an air purifier around can be a pain, so I really appreciate the portability features. The PuroAir 400 having handles and wheels makes it super easy to move between rooms. Blueair lacks this convenience.

See more

Body Material

What material is the purifier body made of?

66 Blueair DustMagnet 0 Votes ABS Plastic

68 PuroAir 400 0 Votes ABS Plastic

PuroAir 400
PuroAir 400

ABS is lightweight and impact-resistant, common for small appliances.

Describes the main material used for the purifier body.

Filter Frame Material

What is the filter frame material?

66 Blueair DustMagnet 0 Votes Plastic

68 PuroAir 400 0 Votes Plastic

Indicates the material used for the filter housing or frame.

Build Type

What is the build type?

36 Blueair DustMagnet 0 Votes Fixed

58 PuroAir 400 0 Votes Compact

Defines the overall design structure of the purifier.

Finish Texture

What type of finish texture does it have?

36 Blueair DustMagnet 0 Votes Matte

38 PuroAir 400 0 Votes Matte

Describes the surface finish of the air purifier.

Build Quality Grade

What is the build quality grade?

96 Blueair DustMagnet 0 Votes Premium

98 PuroAir 400 0 Votes Premium

Indicates the overall craftsmanship and material precision.

Scratch Resistance

Is the purifier scratch resistant?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Indicates resistance of the body surface to scratches.

Maintenance & Usability 8

Cleaning Frequency

How often should it be cleaned?

30 days 0 Votes
Blueair DustMagnet
30 days 0 Votes
PuroAir 400

PuroAir 400
PuroAir 400

Convert to routine guidance: “wipe exterior and vacuum intake every 2–4 weeks, depending on dust load.

Recommended frequency of cleaning for optimal performance.

Filter Replacement Method

What is the filter replacement method?

56 Blueair DustMagnet 0 Votes Slide Out

48 PuroAir 400 0 Votes Pull Out

Describes how the filter can be removed and replaced.

Ease Of Access

How is the ease of access for cleaning or filter changes?

86 Blueair DustMagnet 0 Votes Front Access

68 PuroAir 400 0 Votes Rear Access

Indicates how easily users can reach filters and components.

Tool Free Maintenance

Is maintenance tool free?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Allows maintenance without using additional tools.

Cleaning Tools

Are cleaning tools included?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Specifies if cleaning accessories are provided with the unit.

Maintenance Indicator

Does it have a maintenance indicator?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Alerts when maintenance or cleaning is needed.

Maintenance Frequency Reminder

Does it include a maintenance frequency reminder?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Provides reminders for regular filter replacement or cleaning.

Filter Replacement Cost Estimate

What is the estimated filter replacement cost?

75 Blueair DustMagnet 0 Votes $55

72 PuroAir 400 0 Votes $69

Approximate cost for standard replacement filters.

Smart & Connectivity Features 12

WiFi Connectivity

Does it have WiFi connectivity?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
WiFi Connectivity

WiFi Connectivity is 'Yes' for Blueair DustMagnet and 'No' for PuroAir 400, providing Blueair better smart integration.

Indicates if the air purifier can connect to WiFi for app or remote control.

Voice Assistant Compatibility

Which voice assistants is it compatible with?

74 Blueair DustMagnet 0 Votes Alexa, Google Assistant

0 PuroAir 400 0 Votes None

Blueair DustMagnet
vs
PuroAir 400
Voice Assistant Compatibility

Voice Assistant Compatibility includes 'Alexa,Google Assistant' on Blueair DustMagnet while none on PuroAir 400, giving Blueair voice control advantage.

Specifies which voice assistants are supported.

Cloud Connectivity

Does it support cloud connectivity?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Offers cloud-based control, enabling you to adjust settings even when you’re not at home.

Connects to cloud services for remote access and data sync.

App Integration

Does it integrate with mobile apps?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Full functionality via the Blueair app for real-time monitoring and management, compatible with both Android and iOS.

Integrates with manufacturer or third-party mobile applications.

Bluetooth Connectivity

Does it have Bluetooth connectivity?

No 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Allows wireless connection via Bluetooth for setup or local control.

Offline Mode

Does it have an offline mode?

No 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Operates fully even without an internet connection.

IFTTT Or Smart Home Integration

Does it support IFTTT or smart home integration?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Integrates with automation platforms like IFTTT or smart home hubs.

Firmware Update Capability

Can it update firmware automatically?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Allows over-the-air firmware updates for new features or bug fixes.

Remote Start Stop

Can it be started or stopped remotely?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Enables turning the purifier on or off remotely via app or voice.

Multi-Device Sync

Does it support multi-device sync?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Synchronizes multiple purifiers or devices under one control.

Data Logging

Does it support data logging?

No 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Logs air quality, usage, and performance data for analysis.

Usage History

Does it keep usage history?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Records previous usage patterns and air quality stats.

Environmental & Sustainability 7

Eco Friendly Materials

Are eco-friendly materials used?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Indicates whether the product uses eco-friendly materials.

Recyclable Filters

Are the filters recyclable?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Indicates if filters are recyclable after use.

Sustainable Packaging

Is the packaging sustainable?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Describes if the packaging uses recyclable or biodegradable materials.

Low Ozone Emission

Does it have low ozone emission?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Ensures minimal ozone emission during operation.

Carbon Footprint Rating

What is its carbon footprint rating?

Who knows? 0 Votes Blueair DustMagnet (Help us out by suggesting one!)

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Approximate carbon footprint of the device’s lifecycle.

Standby Power Usage

How much power does it use on standby?

Who knows? 0 Votes Blueair DustMagnet (Help us out by suggesting one!)

Who knows? 0 Votes PuroAir 400 (Help us out by suggesting one!)

Power consumption when the device is on standby mode.

Noise Eco Mode

What is the noise level in eco mode?

31 dB 0 Votes
Blueair DustMagnet
36 dB 0 Votes
PuroAir 400

Noise level during eco or low power mode.

Accessories & Package Contents 8

Filters

Are filters included in the box?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
vs
PuroAir 400
Filters

Filters are included in the package for both Blueair DustMagnet and PuroAir 400, ensuring both come ready with filters.

Specifies if the product includes initial filters in the box.

Spare Filters

Are spare filters included?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Indicates whether additional spare filters are provided.

Power Cord

Is the power cord included?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

States whether a power cord is included in the box.

Power Adapter

Is a power adapter included?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Specifies if an external power adapter is provided.

Filter Replacement Tool

Is a filter replacement tool included?

No 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Indicates whether a tool for filter replacement is provided.

Setup Guide

Is there a setup guide included?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Confirms if a setup or quick start guide is provided.

User Manual

Is a user manual included?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Confirms the presence of a printed or digital user manual.

Warranty Card

Is a warranty card included?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Indicates the inclusion of a warranty registration card.

Certification & Standards 11

Energy Star Certified

Is it Energy Star certified?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Energy-efficient design, which helps reduce electricity consumption and costs, especially when used continuously.

PuroAir 400
PuroAir 400

The ENERGY STAR badge appears on retailer listings; it is a good indicator of lower standby/overall power. 

Indicates certification for energy-efficient performance.

CARB Certified

Is it CARB certified?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Safe ozone emissions for sale in California; aligns with “ozone-free” operation.

Confirms compliance with California Air Resources Board standards for ozone emission safety.

ETL Listed

Is it ETL listed?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Indicates compliance with North American electrical safety standards.

Shows compliance with North American electrical safety standards.

UL Listed

Is it UL listed?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Sometimes listed alongside ETL on retailer copy; either mark confirms safety testing.

Indicates UL certification for electrical and fire safety.

EPA Certified

Is it EPA certified?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Blueair DustMagnet
Blueair DustMagnet

Ensures the air purifier has been tested and meets EPA standards for effective air purification.

Verifies compliance with U.S. Environmental Protection Agency standards.

ISO Certified

Is it ISO certified?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

PuroAir 400
PuroAir 400

Clarify that the testing lab is ISO 17025–accredited; it’s not a product certification. Consider rewording in UI. 

Indicates certification under ISO standards for quality or environmental management.

AHAM Verified

Is it AHAM verified?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Indicates if the air purifier is verified by the Association of Home Appliance Manufacturers.

CSA Certified

Is it CSA certified?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Certifies compliance with Canadian Standards Association safety requirements.

RoHS Compliant

Is it RoHS compliant?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Ensures restriction of hazardous substances in components and materials.

FCC Certified

Is it FCC certified?

Yes 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Indicates compliance with Federal Communications Commission standards for electronic emissions.

CE Certified

Is it CE certified?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

Confirms compliance with European safety, health, and environmental protection standards.

Warranty & Support 9

Warranty Duration

What is the warranty duration?

46 Blueair DustMagnet 0 Votes 2 years

48 PuroAir 400 0 Votes 2 years

Blueair DustMagnet
vs
PuroAir 400
Warranty Duration

Warranty Duration is '2 years' for both Blueair DustMagnet and PuroAir 400, providing equal coverage period.

Specifies how long the product is covered under warranty.

Warranty Service Type

What type of warranty service is included?

76 Blueair DustMagnet 0 Votes On Site

68 PuroAir 400 0 Votes Replacement

Blueair DustMagnet
Blueair DustMagnet

Blueair offers on-site service, meaning a technician can visit your location for repairs or servicing if needed.

Defines how warranty service is provided.

Service Center Availability

What is the service center coverage?

96 Blueair DustMagnet 0 Votes Nationwide

98 PuroAir 400 0 Votes Nationwide

Blueair DustMagnet
Blueair DustMagnet

Service is available across the country, ensuring assistance is never far away.

Describes the scope of service center availability.

Customer Support Channel

What are the customer support channels?

49 Blueair DustMagnet 0 Votes Phone, Email, Live Chat

38 PuroAir 400 0 Votes Phone, Email, Website

Blueair DustMagnet
Blueair DustMagnet

Multiple ways to reach customer support, offering flexibility and timely assistance when needed.

Lists available communication channels for customer support.

Extended Warranty Availability

Is extended warranty available?

No 0 Votes Blueair DustMagnet

Yes 0 Votes PuroAir 400

Indicates whether extended warranty options are offered.

Onsite Service Availability

Is onsite service available?

Yes 0 Votes Blueair DustMagnet

No 0 Votes PuroAir 400

States whether technicians can provide onsite service or repair.

Online Support Platform

What online support platform is available?

76 Blueair DustMagnet 0 Votes Website

78 PuroAir 400 0 Votes Website

Specifies the platform used for online support or warranty registration.

Response Time

What is the typical customer support response time?

2 hours 0 Votes
Blueair DustMagnet
24 hours 0 Votes
PuroAir 400

Average time for customer support to respond.

Return Policy

What is the return policy duration?

56 Blueair DustMagnet 0 Votes 30 Days

58 PuroAir 400 0 Votes 30 Days

Defines the allowable time period for product returns.

Surveys

Because hot takes deserve votes.

Air Cleaning Performance

How effective is this air purifier at cleaning the air in a typical room?

Excellent purification — Removes over 99% of particles
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Very good — Removes 95% to 99% of particles
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Decent — Removes 85% to 95% of particles
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Weak — Removes 70% to 85% of particles
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Poor — Removes under 70% of particles
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Air Circulation Speed

How quickly does this air purifier clean the air in a medium-sized room?

Very fast — Under 10 minutes
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Fast — 10 to 20 minutes
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Moderate — 20 to 30 minutes
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Slow — 30 to 45 minutes
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Very slow — Over 45 minutes
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Noise Level

How quiet is this air purifier during normal operation?

Very quiet — Under 25 dB
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Quiet — 25 to 35 dB
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Moderate — 35 to 45 dB
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Loud — 45 to 55 dB
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Very loud — Over 55 dB
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Ease of Setup

How easy was it to set up this air purifier for first-time use?

Extremely easy — Ready to use within minutes
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Easy — A few steps but clear instructions
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Average — Needed some effort but manageable
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Tricky — Confusing or unclear setup steps
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Frustrating — Difficult and time-consuming setup
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Filter Replacement Convenience

How easy is it to replace the filter on this air purifier?

Very simple — Quick and tool-free
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Easy — Takes only a few minutes
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Average — Manageable but a bit fiddly
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Hard — Requires tools or careful handling
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Very hard — Complicated or frustrating process
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Filter Lifespan

How long does the filter in this air purifier typically last?

Very long — Over 12 months
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Long — 9 to 12 months
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Average — 6 to 9 months
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Short — 3 to 6 months
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Very short — Under 3 months
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Energy Consumption

How energy-efficient is this air purifier during daily use?

Very efficient — Under 30 watts
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Efficient — 30 to 50 watts
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Moderate — 50 to 80 watts
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
High — 80 to 120 watts
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Very high — Over 120 watts
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Design Appeal

How would you rate the design and appearance of this air purifier?

Sleek and stylish — Looks modern and fits any room
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Clean and simple — Looks nice and unobtrusive
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Average — Functional but plain
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Bulky — Takes space and looks outdated
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Clunky — Unattractive and poorly designed
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Portability and Size

How convenient is the size and portability of this air purifier?

Very compact — Under 10 pounds
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Compact — 10 to 15 pounds
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Medium — 15 to 20 pounds
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Large — 20 to 25 pounds
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Very large — Over 25 pounds
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Pricing

How do you feel about the price of this air purifier?

Great value for money
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Pretty good price
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Fair deal
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Kinda pricey
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400
Crazy expensive
0 Votes
Blueair DustMagnet
0 Votes
PuroAir 400

Guides 2

Files 1

Blueair DustMagnet User Manual

shopify.com
shopify.com

Files 1

PuroAir 400 User Manual

klaygoods.com
klaygoods.com

Reviews 0

The good, the bad, and the brutally honest.

Average Rating

Blueair
Blueair
Blueair DustMagnet
Blueair DustMagnet
0 / 5 0 Reviews
PuroAir
PuroAir
PuroAir 400
PuroAir 400
0 / 5 0 Reviews

Discussions 0

Thoughts, takes, and hot debates.

Awards 4

Only the best made it here.

Collections 0

Treasures You’ve picked. No fluff, all fun.

More Air Purifiers 0

Unlock more awesome finds.

Other Blueair Air Purifiers 25

Other PuroAir Air Purifiers 2

Blueair DustMagnet
Blueair
Blueair
Blueair DustMagnet
PuroAir 400
PuroAir
PuroAir
PuroAir 400
vs