No. 5 of 7
Air purifiers for large rooms (2026)
Coway states 2,640 sq ft at one air change an hour for the Airmega 350, which is 550 sq ft at 4.8, with a smoke CADR of 352 and a HEPA and activated carbon filter.
See it on the list ›Coway Airmega 350
Coway states 2,640 sq ft at one air change an hour for the Airmega 350, which is 550 sq ft at 4.8, with a smoke CADR of 352 and a HEPA and activated carbon filter.
550 sq ftRoom size, maker's rating
21.5 dBNoise on the lowest setting
What Coway states
- Room size, maker's rating
- 550 sq ft
- Budget
- Under $400 on the maker’s store
- HEPA filter name
- HEPA
- Noise on the lowest setting
- 21.5 dB
- Carbon filter
- Yes
- Clean air delivery rate
- 352 CFM
Source: cowaymega.com · checked
On our lists
Meets these needsAir purifiers for 350 sq ft or more
Compare it with similar models
Models that fit the same answers in our finder, closest first.
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✓ stated yes · ? not stated by the maker · bold differs from this one
| Coway Airmega 350This one | Levoit Eleva 300XLevoit · HEAPAPLVSUS0211Y | Medify MA-50-V3.0Medify · MA-50-V3.0 | Winix C610Winix · C610 | |
|---|---|---|---|---|
| Room size, maker's rating | 550 sq ft | 250 sq ft | 550 sq ft | 384 sq ft |
| Budget | Under $400 on the maker’s store | Under $300 on the maker’s store | Under $300 on the maker’s store | Under $300 on the maker’s store |
| HEPA filter name | HEPA | HEPA | HEPA | True HEPA |
| Noise on the lowest setting | 21.5 dB | 20 dB | 21.2 dB | 22 dB |
| Phone app control | ? | ✓ | ? | ✓ |
| Carbon filter | ✓ | ✓ | ✓ | ✓ |
| Clean air delivery rate | 352 CFM | 161 CFM | 352 CFM | ? |
| Maker price | ||||
| See more(paid link) | See more(paid link) | See more(paid link) | See more(paid link) |
✓ stated yes · ? not stated by the maker
Levoit Eleva 300X
Levoit · HEAPAPLVSUS0211Y
- Room size, maker's rating250 sq ftthis: 550 sq ft
- BudgetUnder $300 on the maker’s storethis: Under $400 on the maker’s store
- Noise on the lowest setting20 dBthis: 21.5 dB
- Phone app control✓this: ?
- Clean air delivery rate161 CFMthis: 352 CFM
Same as this one: hepa filter name, carbon filter.
Medify MA-50-V3.0
Medify · MA-50-V3.0
- BudgetUnder $300 on the maker’s storethis: Under $400 on the maker’s store
- Noise on the lowest setting21.2 dBthis: 21.5 dB
Same as this one: room size, maker's rating, hepa filter name, phone app control, carbon filter, clean air delivery rate.
Winix C610
Winix · C610
- Room size, maker's rating384 sq ftthis: 550 sq ft
- BudgetUnder $300 on the maker’s storethis: Under $400 on the maker’s store
- HEPA filter nameTrue HEPAthis: HEPA
- Noise on the lowest setting22 dBthis: 21.5 dB
- Phone app control✓this: ?
- Clean air delivery rate?this: 352 CFM
Same as this one: carbon filter.
Your likely answers
- Up to 150 sq ft
- Under $400
- True HEPA or HEPA
- Under 22 dB
- Yes, a carbon filter
Coway Airmega 350
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See more(paid link)