Dreame AirPursue PM20 moves more air (CADR) and covers a larger room than DREO DR-HAP009.
Which purifier has higher CADR?
Dreame AirPursue PM20 has higher CADR (400 vs 300 CFM).
Which purifier is quieter?
DREO DR-HAP009 is quieter (24 vs 60 dB).
Which purifier covers a larger room?
Dreame AirPursue PM20 fits a larger room (about 620 vs 465 sq ft recommended from CADR).
Which purifier has better smart features?
DREO DR-HAP009 lists Wi-Fi or app control; Dreame AirPursue PM20 does not.
Which purifier has longer filter life?
Filter replacement interval is not published for either model.
Bottom line
Dreame AirPursue PM20 moves more air (CADR) and covers a larger room than DREO DR-HAP009.
| Metric | Dreame AirPursue PM20 | DREO DR-HAP009 |
|---|---|---|
| CADR (smoke) | 400 CFM | 300 CFM |
| Recommended room size | 620 sq ft | 465 sq ft |
| Claimed coverage | 7534 sq ft | — |
| Noise | 60 dB | 24 dB |
| Filter type | HEPA-13, carbon, NANO filter, charcoal filter, photocatalyst UV lamp | True HEPA H13 |
| Filter interval | — | — |
| Smart features | None | app, Alexa |