Dreame AirPursue PM20 moves more air (CADR) and covers a larger room than ECOSELF HAP602.
Which purifier has higher CADR?
Dreame AirPursue PM20 has published CADR; ECOSELF HAP602 does not.
Which purifier is quieter?
ECOSELF HAP602 is quieter (20 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?
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 ECOSELF HAP602.
| Metric | Dreame AirPursue PM20 | ECOSELF HAP602 |
|---|---|---|
| CADR (smoke) | 400 CFM | — |
| Recommended room size | 620 sq ft | — |
| Claimed coverage | 7534 sq ft | 2400 sq ft |
| Noise | 60 dB | 20 dB |
| Filter type | HEPA-13, carbon, NANO filter, charcoal filter, photocatalyst UV lamp | 3-Stage True HEPA |
| Filter interval | — | — |
| Smart features | None | None |