Our Verdict
Coway AP-1512HH Mighty Wins

It offers superior effective purification with CADR Smoke 240 and 375 sq ft coverage, significantly outperforming Winix's 122.88 CADR and 192 sq ft. Choose Winix for Wi-Fi connectivity and app control.
Bottom Line: Coway AP-1512HH Mighty is the better choice. It offers superior effective purification with CADR Smoke 240 and 375 sq ft coverage, significantly outperforming Winix's 122.
Key Differences
The most significant spec differences at a glance
Cadr Smoke
95% moreCoverage Sq Ft
95% moreAdvantages
Where each product wins
Coway
- Cadr Smoke: 95% higher (240.0 vs 122.88)
- Coverage Sq Ft: 95% higher (375.0 vs 192.0)
Who Should Buy Which?
Find the right product for your needs
Buy Coway if...
Coway AP-1512HH Mighty Air
The ideal buyer for the Coway AP-1512HH is someone who prioritizes robust, no-frills air purification performance for medium to large rooms up to 375 sq ft. If you need efficient removal of smoke, allergens, VOCs, and odors, and value features like a high CADR Smoke of 240, True HEPA filtration, and an energy-saving Eco Mode, this is your choice. This buyer isn't concerned with smart home integration but wants reliable, automatic air quality adjustment and proven effectiveness.
Buy Winix if...
WINIX 5510 Air Purifier
The Winix 5510 is perfect for tech-savvy individuals who want to integrate their air purifier into a smart home ecosystem. If you value Wi-Fi connectivity, app support for remote control, and the convenience of a washable pre-filter for extended filter lifespan, this product suits you. While its effective coverage is 192 sq ft, it excels at capturing very fine 0.01 micron particles, making it ideal for those focused on extremely fine particle removal in smaller to medium spaces and who appreciate modern controls.
Spec Comparison
5 specs compared
| Specification | ![]() | ![]() |
|---|---|---|
| Price | $220 | $222 |
| Rating | 4.6(28.1k) | 4.6(30.6k) |
| Cadr Smoke | 240 | 122.88 |
| Coverage Sq Ft | 375 | 192 |
| Filter Type | True HEPA | True HEPA |
| Smart Sensor | Yes | Yes |
| WiFi | — | Yes |
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Pros & Cons
Quick overview of strengths and weaknesses
Coway AP-1512HH Mighty
- CADR Smoke 240, cleans 375 sq ft effectively
- True HEPA removes 99.999% of 0.3-micron particles
- Reduces 99% of VOCs and odors
- Auto mode adjusts fan speed to current air quality
- Lacks smart home or Wi-Fi connectivity
- Slower purification for very large spaces (874 sq ft)
Winix 5510 Air
- Cleans 1881 sq ft in 1 hour for quick air turnover.
- True HEPA captures 99.99% of 0.01 micron particles.
- Washable pre-filter extends main filter lifespan.
- Carbon filter reduces VOCs and common household odors.
- AHAM verified effective coverage is only 192 sq ft.
- CADR smoke of 122.88 is low for large room claims.
Frequently Asked Questions
Common questions about this comparison
Which purifier is better for effectively cleaning a larger room?
The Coway AP-1512HH is better, with an AHAM-verified coverage of 375 sq ft and a CADR Smoke of 240. The Winix 5510's AHAM coverage is 192 sq ft with a CADR Smoke of 122.88.
What's the main difference in their ability to remove smoke?
The Coway AP-1512HH has a significantly higher CADR Smoke rating of 240, meaning it cleans smoke particles much faster and more effectively than the Winix 5510, which has a CADR Smoke of 122.88.
Is the slight price difference between them justified?
Yes, the Coway offers superior purification performance for its price point, especially regarding effective coverage and CADR. The Winix justifies its slightly higher price with Wi-Fi connectivity, if smart features are a priority.
Which one offers smart home features?
The Winix 5510 offers smart home features including Wi-Fi connectivity and app support for remote control and monitoring. The Coway AP-1512HH does not include Wi-Fi or smart home integration.
Which is better for energy efficiency?
The Coway AP-1512HH features an Eco Mode which conserves energy by pausing the fan when air quality is good, making it potentially more energy-efficient in certain conditions.
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