Blueair Blue Pure 211+

Room Air Purifiers / Large Room (350 to 650 sq. ft.)

This air purifier from Blueair has

a filter indicator
3 speeds

It’s designed for floor or tabletop use in a 540 sq ft space and weighs 16 pounds. The performance scores for this model are based on tests done without the fabric sleeve installed. Testing with the fabric sleeve showed reduced, though still very good, performance.

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CR Expert Take

How did it perform in our owner surveys and expert lab testing?

Overall Score

The Overall Score for this model incorporates our expert lab test results, as well as ratings for that brand’s reliability and owner satisfaction from our annual product owner survey of members.

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Current Range of Tested Room Air Purifiers

What goes into the Overall Score?

OWNER SURVEYS

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Dust, pollen, smoke removal (low)

/ 5

Dust, pollen, smoke removal (high)

/ 5

Noise (low speed)

/ 5

Noise (high speed)

/ 5

Ease of use

/ 5

Annual cost ($)

/ 5

Detailed Test Results

This model is relatively loud on low speed but was somewhat noisy (though average) on its highest speed. Somewhat easy to operate its controls, carry it, and clean or replace its filter(s).

About

Overall score for the Blueair Blue Pure 211+ is mainly how well the model removed dust and smoke from a test chamber, plus quietness for room purifiers and airflow resistance for whole-house units.
Dust/pollen/smoke removal: How well models cleared air of fine clay dust and cigarette smoke; performance of portables is at their highest and lower speeds. Ones that scored well for dust removal should perform comparably for pollen.
Noise: Based on instrument measurements with a portable model running at its highest and lowest speeds.

Brand Reliability & Satisfaction

#? in Reliability of all Room Air Purifier Brands

Did the brand perform consistently well over time?

PREDICTED RELIABILITY SCORE

/ 100

Predicted brand reliability scores are based on the likelihood of newly purchased air purifiers experiencing a problem, adjusted for extended warranty or service contract status and product usage, by the end of the 5th year of ownership. Higher scores mean better reliability. Ranked #? of 36

Would our members recommend this brand?

OWNER SATISFACTION SCORE

/ 100

Brand owner satisfaction scores are based on how likely owners are to recommend their air purifier to their friends and family. Ranked #? of 36

Source: Consumer Reports' 2022, 2023 and 2024 Summer Surveys

Features & Specs

Features

Filter-life indicator

Yes

Remote control

Auto fan speed

Smartphone app

VOC Sensor

High efficiency particulate air (HEPA) filter

Yes

Carbon

Ionization

Electrostatic

Plasma

Mechanical Filter

Specs

Annual Electricity Cost ($)

Annual Filter Cost ($)

140

Product type

HEPA

Weight (lbs.)

15.8

Energy Star

Yes

Number of fan speeds

Particle Sensor Display

Pre-Filter Maintenance

Main Filter Maintenance

Replace

Price & Shop

Blueair Blue Pure 211+

CR Expert Take

Overall Score

What goes into the Overall Score?

Detailed Test Results

About

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