Large rooms$255
Blueair Blue Pure 311i+ Max
- CADR
- 339 cfm
- Room
- 530 ft²
- Quietest
- 23 dB
- Per year
- $89
Best value. Lowest price per cfm of smoke CADR.
Best air purifiers
Large rooms$450
Blueair Blue Signature (Large)
- CADR
- 455 cfm
- Room
- 711 ft²
- Quietest
- 23 dB
- Per year
- $125
Most powerful. Highest smoke CADR — the fastest cleaning.
Medium rooms$144
Blueair Blue Pure 411i+ Max
- CADR
- 167 cfm
- Room
- 261 ft²
- Quietest
- 19 dB
- Per year
- $42
Cheapest to run. Lowest yearly filter + power cost per cfm.
Small rooms$140
Blueair Blue Pure 511i Max
- CADR
- 153 cfm
- Room
- 239 ft²
- Quietest
- 19 dB
- Per year
- $62
Best for bedrooms. Quiet on low, enough CADR for a 200+ sq ft room.
Medium rooms$190
Levoit Vital 200S-P
- CADR
- 250 cfm
- Room
- 391 ft²
- Quietest
- 23 dB
- Per year
- $130
Best budget pick. Best cleaning per dollar under $200.
Large rooms$300
Levoit Core 600S-P
- CADR
- 391 cfm
- Room
- 611 ft²
- Quietest
- 26 dB
- Per year
- $149
Best big-room pick. Cheapest purifier that handles 600+ sq ft.
By room
- Small rooms (up to 250 sq ft) 4 models
- Medium rooms (250–450 sq ft) 6 models
- Large rooms (450+ sq ft) 7 models
By need
- Best air purifiers for wildfire smoke 11 models
- Cheapest air purifiers to run 17 models
- Quietest air purifiers for bedrooms 8 models
- Best budget air purifiers (under $200) 6 models