Levoit Core 400S vs Coway AP-1512HH (2026 Comparison)
The Levoit Core 400S and Coway AP-1512HH Mighty are the two best-selling True HEPA purifiers on Amazon under $250. The Coway has been a Wirecutter favourite for years; the Core 400S is the newer, smarter contender. Here's how they compare on coverage, noise, smarts and total cost of ownership.
Levoit Core 400S wins on coverage and smart features; Coway Mighty wins on long-term track record
Pick the Levoit Core 400S if you want app control, voice assistants and the strongest CADR per dollar in this class. Pick the Coway AP-1512HH if you trust a proven 10-year design and don't care about smart features. Both use True HEPA and AHAM-verified CADR.
Levoit Core 400S wins on
- Bigger room coverage (1,733 vs 1,089 sq ft)
- PM2.5 laser sensor with live AQI on the display
- WiFi + Alexa + Google Home - Coway has none
- Lower typical street price
Coway AP-1512HH Mighty wins on
- Proven 10+ year design with rock-solid Amazon review history
- Cheaper annual filter cost
- Longer 3-year warranty
- Slightly more compact and lighter
Full side-by-side specs
| Spec | Levoit Core 400S | Coway AP-1512HH Mighty |
|---|---|---|
| Coverage (1 ACH) | 1,733 sq ft | 1,089 sq ft |
| CADR (smoke) | 260 CFM | 233 CFM |
| Noise (sleep) | 24 dB | 24.4 dB |
| Noise (max) | 52 dB | 53.8 dB |
| Auto mode | Yes (PM2.5 laser sensor) | Yes (particle sensor) |
| WiFi + app | Yes (VeSync) | No |
| Voice control | Alexa + Google | No |
| Filter life | 9 months | 12 months |
| Annual filter cost | ~$60 | ~$50 |
| Warranty | 2 years | 3 years |
| Typical street price | $179-219 | $199-229 |
Who should buy the Levoit Core 400S?
Open living rooms, smart-home households, anyone who wants real-time AQI feedback. Read our full Core 400S review.
Who should buy the Coway AP-1512HH?
Bedrooms up to 360 sq ft, people who do not want WiFi-connected devices in the house, long-term reliability buyers.