Dreame AirPursue PM20 moves more air (CADR) and covers a larger room than DREO DR-HAP009S.
Which purifier has higher CADR?
Dreame AirPursue PM20 has published CADR; DREO DR-HAP009S does not.
Which purifier is quieter?
DREO DR-HAP009S is quieter (18 vs 60 dB).
Which purifier covers a larger room?
Dreame AirPursue PM20 is recommended for about 620 sq ft based on CADR.
Which purifier has better smart features?
DREO DR-HAP009S 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-HAP009S.
| Metric | Dreame AirPursue PM20 | DREO DR-HAP009S |
|---|---|---|
| CADR (smoke) | 400 CFM | — |
| Recommended room size | 620 sq ft | — |
| Claimed coverage | 7534 sq ft | 1176 sq ft |
| Noise | 60 dB | 18 dB |
| Filter type | HEPA-13, carbon, NANO filter, charcoal filter, photocatalyst UV lamp | 3-in-1 HEPA Filter (Pre-filter, HEPA, Activated Carbon) |
| Filter interval | — | — |
| Smart features | None | None |