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BlueAir Classic 205 Air Purifier

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Set Alert for Product: Blueair Classic 205 HEPA Filtration Wi-Fi Air Purifier (Small Room) - $268.00
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☑ HEPA silent technology based on electrostatic charges
☑ Optional SmokeStop filter to remove smoke and odor
☑ 3 fan speed options with manual control
☑ Wi-Fi enabled BlueAir Friend app with Amazon Alexa compatibility

Last updated on June 3, 2020 7:29 pm

Score & Analysis

Features Score



Price Range : $201 - $300

Group Rank : #6( out of 12 Products )


Average score in the group


Best score in the group



Overall Rank : #20( out of 85 Air purifier )


Average score in Air purifier


Best Score in Air purifier



Features Group This
Best Average Remarks Best Average Remarks
CADR (Clean air delivery rate) 680 339.4 below average
N/A 184.33 below average
CADR Dust 400 253.67 below average
200 164.7 Above average
CADR tobocco smoke 400 236.33 below average
180 163.45 Above average
CADR pollen 400 258.33 below average
200 176.64 Above average
Air changes per hour 5 5 Best
5 2.8 Best
Energy consumption [Watt] 43 60.67 below average
80 65.6 Above average
Room Size 620 400.08 below average
279 332.98 below average
Noise level [db]-Air purifier 23 41.29 below average
56 41.09 Above average
Airpurifier weight [lb] 10 18.18 below average
22 13.22 Above average
Warranty [Months] 120 58.91 Above average
60 42 Above average


Features of BlueAir Classic 205

It is one of the major responsibilities of every individual to figure out problems in society and solve them. Undoubtedly, pollution is increasing day by day but there is no solution to solve this problem permanently. It’s a chain process that can’t be stopped but it can be minimized somehow. It has polluted air and this polluted air becomes part of human lungs when they inhale oxygen. If the problem can’t be solved at bigger scale then there are several personal solutions. To have pure and clean air for our lungs, air purifiers are one of the best solutions. BlueAir Classic 205 covers larger area and its mechanism rapidly purify air. This wifi air purifier uses HEPA filter and excellent purification process to remove all the mixed impurities within air.

HEPA-Silent Technology

HEPA filters are the backbone of air purifiers as the filtration process is not complete with them. There are numerous types of HEPA filters and this product uses HEPAsilent technology filter. This filter combines electrostatic charges with mechanical filtration procedures to deliver best performance. HEPA filter easily cleans 99.97% of airborne allergens such as mold, dust, pet dander, pollen, and smoke. This device comes with an optional SmokeStop filter that removes odors and smoke without any problem.

3 Fan Speed Control

This air purifier for small room has three variable speed options that can be adjusted manually. However, it is essential for the operator to know about the environment and working range of this machine. After getting this information, user can adjust the settings accordingly to get peak productivity. The low profile of fan provides a whisper-quiet operation that gives silent operation during night time. Moreover, it uses minimal power while operating at this profile.

Wi-Fi Enabled with Voice Recognition

Wi-Fi connectivity is one of the best features available in BlueAir Classic 205. This wi-fi air purifier gives extended user-friendly experience for an operator with BlueAir Friend application. Furthermore, this device supports Amazon Alexa to control it with voice only. The operator can easily modify fan speed, turning the device on/off, setting up child lock, timer settings for night time, and dim lights in the night. Thus, it is not necessary to reach the device every time and user can change all the settings remotely.

Timer & Night Mode

Automatic timers are embedded into air purifiers to schedule on/off settings. This feature is viable when a user is either going for sleep or out of home for few hours. Setting up the timer will not only turn on the device at required time but it will turn off the machine when time passes.

The LEDs are present on the device to give important information to the user. There is an option of night mode that can be scheduled easily. During the night mode, lights will automatically fade and their brightness will be lower. User can easily avail any of this feature for their usability.

Ideal Coverage Area

The ideal coverage area of this wi-fi air purifier is quite good and that defines the capability of device. It is ideal for small to medium bedrooms, offices and nurseries. The official rating of BlueAir Classic 205 is between 300-400 square feet however certified AHAM area for this device is 279 square feet. It will refresh air five (5) times within an hour that’s quite exceptional.

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Additional information

Specification: BlueAir Classic 205 Air Purifier



Mold spores



Bacteria and viruses

Chemical and gas fumes

Odros and smells

Pet dender

CADR rating

CADR (Clean air delivery rate)




CADR tobocco smoke


CADR pollen


Air changes per hour


Energy consumption [Watt]


Room Size


Noise level [db]-Air purifier


Filters & Sensors
Hepa fliter

True hepa Filter

Air quality sensors

Carbon filter

Filter replacement indicators


Washable pre filter

Other useful
Carrying handle


Digital control

Night light

Programmable timer

Technology-Air purifier
0.3µm particle removal (%)


Antimicrobial treatment

Ozone free

Photocatalytic oxidation

Plasma wave technology

Airpurifier Height [inch]


Airpurifier Length [inch]


Airpurifier weight [lb]


Airpurifier Width [inch]


Warranty [Months]


Wireless controls

Amazon Alexa-Air

Google Assistant-Air

App Control-Air

Remote Control-Air

Voice Control-Air


What are the official sound ratings? Is it categorized as noise/sound pollution?

This product uses HEPA silent technology that provides quiet operation during night mode. At night mode, this device generates a 32dB sound that is almost inaudible. However, it uses 56dB at the maximum settings.

Is this air purifier for small room helpful in removing pet-related impurities?

Yes, HEPA filter especially removes small particles like pet dander, dust, pollen and different viruses.

How often filters should be replaced?

It depends on the use of the machine as the number of operational hours determines lifecycle of filter. Nonetheless, it is suggested by the corporation to replace the filter within 6 months period.

Can the operator rinse the filter in water for further usage?

No, HEPA filter is a replaceable filter, not a permanent filter. Thus, rinsing it in water will completely destroy it.

What kind of preservations are essential?

The only suggested preservation is the replacement of filter after limited time period. Filters should be changed every 6 months to have consistent performance of device.

What is an idyllic position for BlueAir Classic 205 to give maximum productivity?

There is no such recommendation by the BlueAir for the placement of product. Though it is highly recommended to provide this wi-fi air purifier smooth airflow.

What sort of hazardous components are removed by this air purifier?

Prefilter removes bigger particles however HEPA filters capture small particles that are larger than 0.1 microns e.g. mold, dust, pollen, pet dander and bacteria.

Is the BlueAir Classic 205 portable and easily carriable?

Product dimensions are 8x17x21 inches with a product weight of 22 pounds. These values show that it is not that easy to carry the device from one point to another.

What is the unique attribute of this wi-fi air purifier?

This product comes with wi-fi connectivity that offers wireless communication between device and user. Furthermore, IFTTT and Amazon Alexa support are available to communicate with the device by speaking.

Who can be the ultimate buyer for this machine?

All those people who are allergic to dust, lung patients, and asthma patients are the ultimate buyer of BlueAir Classic 205.

What is power consumption? Is it certified power efficient?

The official power consumption of this device is 20-80 watts that depend on various speed settings. Though, this product is energy star certified power efficient.

What is the maximum area covered by this product?

This product can easily cover small to medium rooms and offices. The company claims a larger area between 300-400 square feet but AHAM certified area for this product is 279 square feet.

Is there supported an application for remote control?

Yes, this device supports BlueAir Friends application to control the device remotely with wi-fi communication.

What is the duration of assurance given by corporation?

Most of the BlueAir product has one (1) year official warranty however it can be extended to two (2) years but it will have extra charges.

What sort of filters are being utilised in this machine?

There are two filters used in common topology of air purifiers. One of them is prefilter that removes bigger particles. HEPA silent filter removes 99.97% of airborne allergens as small as 0.1 microns with the help of electrostatic charges.

How many variable speed options are there? Can the user control them manually?

There are 3 variable speed options in this device that can be controlled manually by the buyer with BlueAir application.

Is there any emission of ozone gas during the purification process?

No, HEPA silent technology is totally safe and it prevents any emission of ozone or other active gases that have a bad impact on human body.

Is an automatic turn on/off property available in this product?

Yes, this product comes with an automatic turn on/off feature that allows user to set up a schedule for the device. BlueAir Classic 205 will turn on at the specified time and it will turn off after 2,4, 8 or limited hours.

Does this device have any indicator light to represent any important information?

Yes, this product is equipped with three indicator lights that show connectivity of wi-fi, selected fan speed option and filter replacement indicator.

Does this device support remote controlling option?

Yes, it has built-in wi-fi to connect it with BlueAir Friend app that enables two-way communication between device and user.

Is it a CADR certified device? What are the values of it?

Yes, this device is certified by CADR and values for smoke, dust, and pollen are 180, 200, and 200 cfm.

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