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Best Air purifiers

Consumer Reports Ratings for Best Air purifiers

Best Air purifiers

We tested 39 air purifiers to determine the best-performing models. Our expert lab technicians tested each Air purifier based on the following criteria:

  • Room size
  • Annual cost ($)
  • Noise (high speed)
  • Dust/pollen/smoke removal (low)
  • Dust/pollen/smoke removal (high)
  • Noise (low speed)

Below lists the Air purifiers that rated best in each of the tests our experts looked for. Learn about how these tests were performed and find out which Air purifier is rated best when you subscribe.

Consumer Reports Ratings for Best Air purifiers

Best Air purifier for Room size

Recommended size for Small room 100-300 sq/ft, Medium room 250-400 sq/ft, Large room 350-650 sq/ft.


This Air purifier which tested best for Room size has the following features: .

Best Air purifier for Annual cost ($)

Annual cost is a combination of yearly filter and energy costs.


This Air purifier which tested best for Annual cost ($) has the following features: .

Best Air purifier for Noise (high speed)

Noise is based on instrument measurements with the model running at its highest speed.


This Air purifier which tested best for Noise (high speed) has the following features: .

Best Air purifier for Dust/pollen/smoke removal (low)

Dust/pollen/smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its lowest speed. A model that scores well for dust removal should perform comparably for pollen.


This Air purifier which tested best for Dust/pollen/smoke removal (low) has the following features: .

Best Air purifier for Dust/pollen/smoke removal (high)

Dust/pollen/smoke removal is how well a model cleared air of fine clay dust and cigarette smoke when operating at its highest speed. A model that scores well for dust removal should perform comparably for pollen.


This Air purifier which tested best for Dust/pollen/smoke removal (high) has the following features: .

Best Air purifier for Noise (low speed)

Noise is based on instrument measurements with the model running at its lowest speed.


This Air purifier which tested best for Noise (low speed) has the following features: .