We may earn a commission from links on this site. It never changes the order of this list.

Air purifiers ยท Buying guide

Best air purifiers for dust in rooms of 300 to 500 sq ft with an air quality sensor

#1 is the Blueair model 3332111100. Of the 28 models that fit, 2 share the top score for dust (314 cfm); it uses the least electricity of them (193 kWh a year).

The list

  1. 1

    Blueair model 3332111100

    • Clean air per minute: dust314 cfm
    • Room size it is rated for439 sq ft
    • Clean air per minute: smoke283 cfm
    • Electricity per year193 kWh
  2. 2

    Cuckoo CAC-K1910FW

    • Clean air per minute: dust314 cfm
    • Room size it is rated for474 sq ft
    • Clean air per minute: smoke306 cfm
    • Electricity per year325 kWh
  3. 3

    Midea KJ500G-JA32

    • Clean air per minute: dust310 cfm
    • Room size it is rated for459 sq ft
    • Clean air per minute: smoke296 cfm
    • Electricity per year292 kWh
  4. 4

    PELONIS KJ500G-JA32

    • Clean air per minute: dust310 cfm
    • Room size it is rated for459 sq ft
    • Clean air per minute: smoke296 cfm
    • Electricity per year292 kWh
  5. 5

    Atmosphere Sky 120539

    • Clean air per minute: dust304 cfm
    • Room size it is rated for490 sq ft
    • Clean air per minute: smoke316 cfm
    • Electricity per year298 kWh
  6. 6

    Midea CAF-Z85US

    • Clean air per minute: dust295 cfm
    • Room size it is rated for484 sq ft
    • Clean air per minute: smoke312 cfm
    • Electricity per year259 kWh
  7. 7

    Toshiba CAF-Z85US

    • Clean air per minute: dust295 cfm
    • Room size it is rated for484 sq ft
    • Clean air per minute: smoke312 cfm
    • Electricity per year259 kWh
  8. 8

    Danby DAP290BAW

    • Clean air per minute: dust280 cfm
    • Room size it is rated for470 sq ft
    • Clean air per minute: smoke303 cfm
    • Electricity per year218 kWh
  9. 9

    LAGO LAPKJ500GTB32

    • Clean air per minute: dust280 cfm
    • Room size it is rated for470 sq ft
    • Clean air per minute: smoke303 cfm
    • Electricity per year218 kWh
  10. 10

    Midea 793K20A

    • Clean air per minute: dust280 cfm
    • Room size it is rated for470 sq ft
    • Clean air per minute: smoke303 cfm
    • Electricity per year218 kWh

How this list is made

We start from every air purifier certified by ENERGY STAR and sold in the US (206 models). Models shown: rated for rooms of 300 to 500 sq ft and with an air quality sensor. Ranked by clean air per minute: dust (higher is better). Ties go to the one that uses less electricity.

Data: ENERGY STAR certified products list, checked 2026-11-09. We have not tested these products ourselves.

Related lists

Best air purifiers for rooms of 300 to 500 sq ft with an air quality sensor28 models comparedBest air purifiers for dust in rooms of 300 to 500 sq ft56 models comparedBest air purifiers for dust in rooms of 300 to 500 sq ft with app control19 models comparedBest low-energy air purifiers for rooms of 300 to 500 sq ft with an air quality sensor28 models compared