Coway vs Winix: Airmega Mighty AP-1512HH vs Winix 5500-2
Two no-app purifiers rated for almost exactly the same room. The differences are filters, shape and power draw.
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How this page was made: our picks are based on manufacturer specifications (product pages, manuals and spec sheets, all linked below) and aggregated owner reviews. We have not tested these products hands-on, and we do not publish invented test results, scores or star ratings. Read our methodology.
The Coway Airmega Mighty and Winix 5500-2 are both button-driven purifiers for rooms of about 360 ft², and both have an ionizer stage you can switch off. This page is based on manufacturer-published specifications and manuals plus aggregated owner reviews; we did not test the products ourselves.
Short answer
On clean-air output they are close: Coway lists 233/246/240 CFM (smoke/dust/pollen) and Winix lists 232/243/246 CFM. Choose the Coway for a 1/4/8-hour timer and a slightly lower lowest-noise figure. Choose the Winix for a washable carbon filter, a taller, narrower shape and slightly lower rated power (70W vs 77W).
Check Coway Airmega AP-1512HH (Mighty) price (opens in a new tab)Check Winix 5500-2 price (opens in a new tab)
Coway Airmega AP-1512HH (Mighty) vs Winix 5500-2: specs side by side
| Spec | Coway Airmega Mighty AP-1512HH | Winix 5500-2 |
|---|---|---|
| CADR (smoke / dust / pollen) | 233 / 246 / 240 CFM | 232 / 243 / 246 CFM |
| Rated room size (4.8 ACH) | 361 ft² | 360 ft²* |
| Filtration | Pre-filter, deodorization filter, True HEPA | Fine-mesh pre-filter, washable AOC carbon filter, True HEPA |
| Ionizer | Yes, can be switched off | PlasmaWave, can be switched off |
| Lowest noise | 24 dB(A) | 27 dB |
| Rated power | 77W | 70W |
| Timer | 1, 4 or 8 hours | See Winix |
| Wi-Fi | No | No |
| Filter life | HEPA about 1 year; deodorization about 6 months | HEPA and carbon up to 12 months |
| Dimensions | 16.8 × 18.3 × 9.6 in | 15 × 8.2 × 23.6 in |
| Weight | 12.3 lb | 14.8 lb* |
Pros and cons
Coway Airmega AP-1512HH (Mighty): pros
- Timer with 1, 4 and 8-hour settings
- Slightly quieter lowest setting on paper
- Lighter (12.3 lb)
Coway Airmega AP-1512HH (Mighty): cons
- Deodorization filter is disposable
- Wider, boxier footprint
- Higher rated power
Winix 5500-2: pros
- Washable carbon filter
- Slim, tall shape fits beside furniture
- Lower rated power (70W)
Winix 5500-2: cons
- Heavier (about 14.8 lb)
- Winix’s own pages give slightly different room and weight figures
- PlasmaWave is on unless you switch it off
Who should buy which
This is close to a tie on output. Pick on filter style and shape.
Choose the Coway Airmega AP-1512HH (Mighty) if…
- You want a sleep timer
- You prefer a lower unit you can put on a low table
- You want the slightly quieter low setting
Choose the Winix 5500-2 if…
- You want to wash the carbon filter instead of replacing it
- You need a narrow footprint
- You want the lower rated power figure
How we compared
We compared manufacturer-published specifications. See how we research.
Frequently asked questions
Which cleans more air, Coway or Winix?
On paper they are within a few CFM of each other: 246 vs 243 CFM for dust.
Do both have ionizers?
Yes. Coway has an ionizer and Winix has PlasmaWave; both can be switched off.
Which one has a washable filter?
The Winix 5500-2’s AOC carbon filter is washable. Both have pre-filters.
Did you test it?
No. This page uses manufacturer specifications and aggregated owner reviews. See how we research.
Sources
Specifications were checked against the manufacturer pages, manuals and spec sheets below in October 2026. Makers revise specs and sell regional variants, so confirm the exact model number before you buy. We do not list prices because they change daily; use the retailer link to see the current price.
Keep reading
Coway Airmega Mighty (AP-1512HH) review
A button-driven, no-app purifier with separate smoke, dust and pollen CADR figures and an ionizer you can switch off.
Read the comparison ReviewAir PurifiersWinix 5500-2 review
A no-app air purifier with separate CADR ratings, a washable carbon filter and a 2-year warranty.
Read the comparison Head to headAir PurifiersLevoit vs Winix air purifier: Core 400S vs Winix 5500-2
Both are rated for a roughly 360 ft² room at 4.8 air changes an hour. One is an app-connected tower, the other a button-driven box with a washable carbon filter.
Read the comparison