Our verdict
Pick the Coway AP-1512HHS if your room is larger. Pick the Coway Airmega Mighty AP-1512HH if you want the lower price.
The central trade-off
Rated room size. Coway AP-1512HHS Air Purifier: 1575 square feet; Coway Airmega Mighty AP-1512HH: 361 sq ft.
Power draw. Coway Airmega Mighty AP-1512HH states 77 W; the other's maker page doesn't.
Filters. Coway AP-1512HHS Air Purifier: HEPA Filter, Active Carbon Filter, Pre-Filter.
Filters. Coway Airmega Mighty AP-1512HH: HEPA.
Price. When we checked, the Coway Airmega Mighty AP-1512HH listed for less ($240 against $300); prices move, so check both buttons.
Side by side
| Specification | Coway AP-1512HHS Air Purifier | Coway Airmega Mighty AP-1512HH |
|---|---|---|
| Rated room size | 1575 square feet | 361 sq ft |
| Smoke CADR | Not stated by the maker | Not stated by the maker |
| CADR | Not stated by the maker | Not stated by the maker |
| Quietest setting | Not stated by the maker | Not stated by the maker |
| Noise | 24.4 db | Not stated by the maker |
| Power draw | Not stated by the maker | 77 W |
| Filters | HEPA Filter, Active Carbon Filter, Pre-Filter | HEPA |
| Warranty | Not stated by the maker | Not stated by the maker |
Values are the makers' published specifications. "Not stated" means the maker doesn't publish it.