Air Purifiers for 800 Sq Ft Rooms
ENERGY STAR certified air purifiers whose listed room size is 800 sq ft or more. The listed room size is a matching rule, not a promise about coverage in every room; ENERGY STAR’s chart assumes an 8-foot ceiling.
At a glance
Matching models4 of 216 (2%)
Brands in the list4
CADR (smoke) (cfm)518 – 577 median 552
Room size (sq ft)803 – 894 median 856
Energy (kWh/yr)335 – 490 median 463
Ozone (ppb)0 median 0
Most listings come from Coway (1), CUCKOO (1), Fellowes (1), Soleusair (1). Counts and ranges are calculated from the same official fields as the table below.
How models are selected
Rule: room size listed by ENERGY STAR ≥ 800 sq ft. Models with no value for the field are left out; a missing value is never treated as zero. The list is sorted by Room size, highest first, which is an ordering and not a recommendation.
4 matching models
| Model | CADR (smoke)cfm | Room sizesq ft | EnergykWh/yr | Ozoneppb |
|---|---|---|---|---|
| Coway Airmega ProX | 577 | 894 | 335 | 0 |
| CUCKOO CAC-F3010FW | 552 | 856 | 406 | 0 |
| Soleusair GA1-W | 523 | 811 | 463 | 0 |
| Fellowes Aeramax SV | 518 | 803 | 490 | 0 |
Related shortlists and tools
- Air Purifiers for 500 Sq Ft Rooms 37 models
- Air Purifiers for 400 Sq Ft Rooms 67 models
- Air Purifiers with an Air Quality Sensor 76 models
- HEPA Air Purifiers with No Reported Ozone 16 models
- Air Purifiers Listed with a HEPA Filter 20 models
- Energy-Efficient Air Purifiers 45 models
- Air Purifier Room Size Calculator official sizing table
- How to choose an air purifier: sizing, filters and costs
- Air Purifiers: what matters when choosing
Sources
- ENERGY STAR product guidance for air purifiers (data.energystar.gov, updated 2026-11-06)
- AHAM Verifide: Air filtration standards (the 2/3 rule)
We compile and compare published data; we do not run our own product tests. See How We Compare.