Dreame AirPursue PM20 moves more air (CADR) and covers a larger room than Shark HP102.
Which purifier has higher CADR?
Dreame AirPursue PM20 has higher CADR (400 vs 91 CFM).
Which purifier is quieter?
Dreame AirPursue PM20 lists a minimum of 60 dB; Shark HP102 has no published figure.
Which purifier covers a larger room?
Dreame AirPursue PM20 fits a larger room (about 620 vs 141 sq ft recommended from CADR).
Which purifier has better smart features?
Neither lists Wi-Fi or app control in our sources.
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 Shark HP102.
| Metric | Dreame AirPursue PM20 | Shark HP102 |
|---|---|---|
| CADR (smoke) | 400 CFM | 91 CFM |
| Recommended room size | 620 sq ft | 141 sq ft |
| Claimed coverage | 7534 sq ft | 500 sq ft |
| Noise | 60 dB | — |
| Filter type | HEPA-13, carbon, NANO filter, charcoal filter, photocatalyst UV lamp | True HEPA Multi-Filter with Microban antimicrobial coating |
| Filter interval | — | — |
| Smart features | None | None |