Skip to content
BusinessMachines.com
Menu

236 certified models

Air purifiers

Room air cleaners certified under ENERGY STAR, with smoke and PM2.5 clean air delivery rates (CADR), the room size each suits and its yearly energy use.

Certified models

236

Makers

75

Types

6

most are fan and filter

Latest certification

Sep 2026

By type

  • Fan and Filter 225
  • Fan and Filter,Ion Generator 4
  • Ion Generator,Fan and Filter 3
  • Fan and Filter, UV Light 1
  • Fan with Electrostatic Plates 1
  • Fan and Filter, PlasmaWave 1

By maker

Air purifiers by brand

Most efficient

ModelTypeSmoke CADRRoom sizeAnnual energy use
Rainbow Luggable XL UltraFan and Filter333 cfm516 sq ft81 kWh/yr
Rainbow Luggable XXLFan and Filter306 cfm474 sq ft75 kWh/yr
Rainbow Brisk Box UltraFan and Filter370 cfm574 sq ft94 kWh/yr
Rainbow Luggable UltraFan and Filter231 cfm358 sq ft93 kWh/yr
Rainbow Exhalaron Ultra TriFan and Filter111 cfm172 sq ft42 kWh/yr
Blueair 4612522000Fan and Filter82 cfm127 sq ft30 kWh/yr
Blueair 4312111000Fan and Filter455 cfm705 sq ft235 kWh/yr
Coway AP-3018BFan and Filter413 cfm640 sq ft235 kWh/yr
Blueair 3131000100Ion Generator,Fan and Filter80 cfm124 sq ft43.7 kWh/yr
DREAME CVA10BFan and Filter54 cfm84 sq ft32 kWh/yr
Coway Airmega ProX(W);Airmega ProX(*);AP-3522F_US;AP-3522F_WT;AP-3522F_*Fan and Filter577 cfm894 sq ft335 kWh/yr
Coway Airmega Airmega ProX(W);Airmega ProX(*);AP-3522F_WT;AP-3522F_*Fan and Filter577 cfm894 sq ft335 kWh/yr
Coway Airmega ProXFan and Filter577 cfm894 sq ft335 kWh/yr
Blueair 3613111100Fan and Filter443 cfm687 sq ft259 kWh/yr
Blueair 4412311000Fan and Filter321 cfm498 sq ft181 kWh/yr

New

Most recently certified

ModelTypeSmoke CADRRoom sizeAnnual energy use
Coway AP-0823EFan and Filter118 cfm183 sq ft128 kWh/yr
AIRMEGA AP-0823EFan and Filter118 cfm183 sq ft128 kWh/yr
Coway Airmega AP-0823EFan and Filter118 cfm183 sq ft128 kWh/yr
Smart Air CMKQ104Fan and Filter353 cfm547 sq ft359 kWh/yr
HealthWay MAX500Fan and Filter413 cfm640 sq ft430 kWh/yr
Intellipure MAX500Fan and Filter413 cfm640 sq ft430 kWh/yr
DREAME CVA11BFan and Filter116 cfm180 sq ft106 kWh/yr
Sharp KJ400G-L1A-SH LiteFan and Filter214 cfm332 sq ft205 kWh/yr
SIESEAN AP-480Fan and Filter270 cfm419 sq ft245 kWh/yr
Dreo DR-HTF022SFan and Filter90 cfm140 sq ft102 kWh/yr
Dreo Home DR-HTF022SFan and Filter90 cfm140 sq ft102 kWh/yr
Dreo DR-HAP008Fan and Filter115 cfm178 sq ft125 kWh/yr
Dreo Home DR-HAP008Fan and Filter115 cfm178 sq ft125 kWh/yr
Midea KJ500G-L1Fan and Filter305 cfm473 sq ft299 kWh/yr
Sharp AirMac X7Fan and Filter305 cfm473 sq ft299 kWh/yr

Air purifiers for large rooms

Affiliate links

HEPA air purifiers with high smoke CADR for meeting rooms and open office zones. Aim for a smoke CADR of at least two-thirds of the floor area.

SIESEAN

Air Purifiers for Home Large Room Up to 4200 Ft², 289 CADR, 20dB Sleep Mode

$199.99

SIESEAN

Hepa Air Purifiers for Home up to 3500 Ft², 235 CADR, 30dB Quiet Operation

$139.99

PEIKETAO

Air Purifier for Large Rooms Up to 2550 sq ft, H13 True HEPA Filter with 568 CADR, PM2.5 Monitor, Auto Mode, 24h Quiet Operation for Home Smoke, Dust, Pollen, Pet Dander, Odors

$339.00

Levoit

LEVOIT Smart Air Purifier for Home Large Room up to 1875 Ft² Vital 200S-P

$159.99

Prices retrieved from Amazon on 2026-09-29 and may since have changed; the price on Amazon at the time of purchase is the one that applies. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. No manufacturer pays for a place in this list.

Source: ENERGY STAR certified air purifiers data, US EPA, models listed for the US market. Data build 2026-09-29. Methodology.