
Coway Airmega AP-1512HH
Score: 88/100
Blueair Pure 211i Max
Score: 91/100Rankings

The Blueair Blue Pure 211i Max is a high-performance air purifier for large rooms, utilizing HEPASilent™ technology to deliver exceptional CADR ratings and rapid pollutant removal. Its smart app integration and real-time air quality sensors make it a top choice for automated air management, though its bulkier size and single-filter design are notable trade-offs. It is ideal for allergy sufferers and pet owners in large living areas who prioritize cleaning power and efficiency.

The Coway Airmega AP-1512HH is a top-tier True HEPA air purifier for small-to-medium rooms up to 361 square feet, featuring intelligent auto modes and real-time air quality sensing. Its main trade-off is the lack of smart connectivity and potential ozone sensitivity from the ionizer. It is best suited for allergy sufferers and pet owners who prioritize automated air quality management and quiet operation.
| Attribute | ![]() | ![]() |
|---|---|---|
361 sq_ft | 674 sq_ftbest | |
246 cfm | 452 cfmbest | |
| ↓ lower better | 24 dB | 23 dBbest |
12 monthsbest | 7.5 months | |
| ↓ lower better | 77 watts | 46 wattsbest |
5 | 6best | |
| ↓ lower better | 12.5 lbsbest | 22.7 lbs |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Coverage Area (sq_ft) | 361 sq_ft | 674 sq_ft |
Clean Air Delivery Rate (CADR) (cfm) | 246 cfm | 452 cfm |
Noise Level (dB) | 24 dB | 23 dB |
Filtration(2) | ||
Filtration Type | True HEPA | HEPA |
Filter Lifespan (months) | 12 months | 7.5 months |
Smart Features(1) | ||
Smart Connectivity / App Control | false | true |
General(1) | ||
Warranty | 3 years | 2 years |
Power & Energy(1) | ||
Power Consumption (watts) | 77 watts | 46 watts |
Design(1) | ||
Weight (lbs) | 12.5 lbs | 22.7 lbs |
Controls(3) | ||
Fan Speeds | 5 | 6 |
Control Interface | Buttons/Auto | App/Touch |
Remote Control | false | true |

Products in the top-left offer the best value (high score, low price).

Professional reviewers consistently rank it as a top-tier air purifier, with Wirecutter naming it their top pick for nine consecutive years, praising its balanced CADR ratings and intuitive auto mode.
Consumers express high satisfaction with rapid air quality improvement and accurate indicators, but complain about ongoing filter costs and fan noise at maximum speed.

“Clears pet dander/smoke fast”

“Quiet on auto, great for bedrooms.”

“Indicator is accurate.”


Experts praise its superior performance, highlighting the advanced 360-degree intake design that ensures even airflow and efficient cleaning while automatically adjusting to detected pollutants. Reviewers specifically note that the HEPASilent™ technology operates faster and quieter than traditional HEPA systems.
Everyday users consistently praise the purifier for its rapid pollutant reduction capabilities, seamless app integration for monitoring and scheduling, and exceptionally quiet night mode operation. Recurring complaints focus on the single-filter replacement requirement and the unit's bulkier size.