Compare 4 ECOSELF air purifiers by CADR, recommended room size, noise, and filter type.
| Product | Brand | CADR | Recommended room | Claimed coverage | Noise | Filter type | Filter interval | Power | Smart | Check price |
|---|---|---|---|---|---|---|---|---|---|---|
| Ecoself HAP602 | ECOSELF | — | — | 2400 sq ft | 20 dB | 3-Stage True HEPA | — | — | No | Check current price on Amazon |
| Ecoself HAP609 | ECOSELF | — | — | 1800 sq ft | 20 dB | 3-Stage Filter | — | 20 W | Yes | Check current price on Amazon |
| Ecoself HAP609 knq3pp | ECOSELF | — | — | 1800 sq ft | 20 dB | HEPA (H13) | Every 6–8 months | — | Yes | Check current price on Amazon |
| Ecoself HAP610WF | Ecoself | — | — | 3850 sq ft | — | HEPA | — | — | Yes | Check current price on Amazon |