Coway Airmega AP-1512HH Mighty True HEPA Air Purifier (361 sq ft)
🔥 #3 in Air Purifiers · New Best-selling mid-size HEPA purifier — award-winning, quiet, dependable.
Coway Airmega AP-1512HH Mighty True HEPA Air Purifier (361 sq ft)
Coway 3.9
#3
in Air Purifiers
$219.99 →
As of Jul 8, 2026
AI-estimated. See how we score. How we score Affiliate link — we may earn a commission
01 / Spec
Top features
Filtration4-stage: Pre-filter, Deodorization filter, True HEPA, Vital Ion
CadrDust 246 / Pollen 240 / Smoke 233 cubic feet per minute
Rated Room CoverageUp to 361 sq ft (AHAM-certified)
The Coway Airmega AP-1512HH (Mighty) is a mid-size True HEPA air purifier with a strong track record in the category. It features a 4-stage filtration system (pre-filter, deodorization, True HEPA, Vital Ion) rated for rooms up to 361 sq ft with solid CADR scores (Dust 246, Pollen 240, Smoke 233). The unit includes a real-time air-quality sensor with color-coded LED feedback, auto mode that adjusts fan speed (1–3) based on pollution levels, and an eco mode that powers down after 30 minutes of clean air. Noise ranges from a whisper-quiet 24.4 dB on low to 53.8 dB on high. It won Wirecutter's Best Air Purifier award (2018) and ranks highly on TopTenReviews. At $219.99, replacement filters are reasonably priced. Best for allergy sufferers and families seeking reliable, award-winning performance without premium pricing or proprietary lock-in.
02 / Signals
Why it's hot
Award-winning quiet HEPA purifier with sensor, auto mode, proven reliability.
- Value for money 89
- Review rating & velocity 97
- Community sentiment 99
- Brand reputation 100
- Search heat 84
- Est. return & defect rate 94
03 / Verdict
Pros & cons
Pros
- True HEPA + carbon filtration certified to 99.97% particle capture
- Real-time air-quality sensor with color-coded LED indicator
- Auto mode intelligently adjusts fan speed based on air quality
- Exceptionally quiet on low speed (24.4 dB) — suitable for bedrooms
- Eco mode saves energy when air is clean
- Affordable replacement filters vs. competitors
- Wirecutter Best Air Purifier (2018); TopTenReviews #1 ranking
- Strong CADR for mid-size rooms (240–246 for common pollutants)
Cons
- Loud on highest fan speed (53.8 dB) — not ideal for open-plan living
- Room coverage (361 sq ft) limited for large homes without second unit
- Filter indicator requires manual attention; no app scheduling
- Pre-filter and HEPA filter must be replaced separately
- No smart home integration or remote app control
- Vital Ion stage function not independently verified by third parties
Filtration4-stage: Pre-filter, Deodorization filter, True HEPA, Vital Ion
CadrDust 246 / Pollen 240 / Smoke 233 cubic feet per minute
Rated Room CoverageUp to 361 sq ft (AHAM-certified)
Filter TypePleated pre-filter, activated carbon, True HEPA
Filter Running Cost~$40–$60 per set; recommended every 12 months
Noise Range24.4 dB (low) to 53.8 dB (high)
Smart FeaturesReal-time PM2.5 sensor, auto mode, eco mode, 1/4/8-hour timer
Power Draw77 W rated
Dimensions16.8" W × 18.3" H × 9.7" D
Ozone Safe CarbYes; no ozone emissions
05 / Your take
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05 / Compare
Compare the best alternative
One useful head-to-head in Air Purifiers, with the rows most likely to separate the contenders.
Open full comparison → 
LEVOIT Vital 100S-P HEPA Air Purifier — Smart WiFi, Air Quality Sensor
Coverage & CADR
246 dust, 361 sq ft Largest coverage CADR 230, covers up to ~500 sq ft effectively
Filtration
True HEPA + activated carbon Certified True HEPA + substantial activated carbon
Smart Features
Air-quality sensor, auto mode, timer, eco mode PM2.5 sensor, auto mode, app, scheduling, sleep mode
06 / Rivals
Compare with
07 / Variations
Other options
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