Our Verdict
BLUEAIR Blue Pure 211i Max Wins

It offers superior CADR (410 vs 233) and covers 3048 sq ft, far exceeding Coway's 361 sq ft. Choose Coway for smaller rooms seeking smart features like air quality monitoring and eco mode.
Spec Comparison
8 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $245 | $170 |
| Rating | 4.5(12.5k) | 4.6(28.0k) |
| Cadr Smoke | 410 | 233 |
| Coverage Sq Ft | 3048 | 361 |
| Noise Level db Min | 23 dB | 24.4 dB |
| Filter Cost Yearly | — | — |
| Weight | — | 12.5 lbs |
| Filter Type | — | True HEPA |
| Smart Sensor | — | Yes |
| Noise Level db Max | — | 53.8 dB |
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Pros & Cons
Quick overview of strengths and weaknesses
Coway Airmega AP-1512HH(W)
- Covers rooms up to 361 sq ft (CADR smoke 233)
- Four-stage filtration, 99.97% of 0.3 micron particles
- Reduces VOCs and odors
- Real-time air quality monitoring with LED
- Max noise level is 53.8 dB, audible in quiet settings
- Filters are not covered by manufacturer's warranty
- Limited warranty: 1 year parts, 3 year motor
Frequently Asked Questions
Common questions about this comparison
Which air purifier is better for large rooms?
The BLUEAIR Blue Pure 211i Max is significantly better for large rooms, capable of cleaning up to 3048 sq ft. The Coway Airmega AP-1512HH(W) covers only 361 sq ft, making it suitable for smaller spaces.
What is the main difference in smoke CADR between the two?
The BLUEAIR Blue Pure 211i Max has a much higher smoke CADR of 410, compared to the Coway Airmega AP-1512HH(W)'s 233. This means the Blueair can clean smoke particles much faster.
Which purifier operates more quietly?
The BLUEAIR Blue Pure 211i Max has a slightly lower minimum noise level of 23 dB. The Coway Airmega AP-1512HH(W) starts at 24.4 dB, and its maximum can reach 53.8 dB, which is more noticeable.
Does either product offer smart features like air quality monitoring?
Yes, the Coway Airmega AP-1512HH(W) includes a smart sensor for real-time air quality monitoring, auto mode, and eco mode. The Blueair product description does not explicitly mention these advanced smart features.
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