Levoit Core 400S vs Coway Airmega 400
The Levoit 400S is the better value for most large rooms. The Airmega 400 has the raw output, but its big coverage claim leans on a low air-change rate and its filters cost more to run.
The Levoit 400S covers a genuine large room affordably. The Coway Airmega 400 has far more CADR but markets a 1,560 sq ft coverage figure rated at a low air-change rate, and its filters cost more.
| 5.0 | Verified Performance30% | 3.0 |
| 6.0 | Total Cost of Ownership25% | 1.0 |
| 5.0 | Certification15% | 3.0 |
| 8.0 | Safety15% | 8.0 |
| 10.0 | Practical Fit15% | 8.0 |
FAQ
- Does the Airmega 400 really cover 1,560 sq ft?
- At about 2 air changes per hour, yes; at the stronger 4.8 air changes per hour we test against, its CADR supports a much smaller room. We flag the gap on its scorecard.