Shopping for an air purifier? Read about types, features, and other must-know topics in our air purifier buying guide to make an informed choice.

Consumer Reports explains why the Molekule Air and the Molekule Air Pro don't measure up to the hype—and reveals which models to consider instead.

We've tested and reviewed products since 1936. Read CR's review of the PuroAir PuroAir 240 HEPA 14 air purifier to find out if it's worth it.

Compare the top air purifier brands ranked from worst to best, based on Consumer Reports' ratings for satisfaction, reliability, and performance.

The best air purifiers can remove particles at any speed setting, says Misha Kollontai, who oversees air purifier testing for Consumer Reports.

In its labs, Consumer Reports injects contaminants like smoke and dust into a controlled chamber to measure how well air purifiers reduce particle levels.The top-performing purifier in Consumer ...

This Blueair air purifier was one of the best in Consumer Reports' tests for removing dust, pollen, and smoke from larger rooms. Consumer Reports says, for maximum effectiveness you should keep ...

I tried three different purifiers, which were all clunky or not quite effective, before I finally found one that I love and ...

Do Air Purifiers Help for Smoke? Our tests of air purifiers with HEPA filters show that they can help get rid of these harmful particulates.

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