Updated October 2026
Data from Amazon and official Coway and Winix sites.
2026 verdict
Which cult favourite wins? The Winix 5510 is the stronger air purifier of the pair, AHAM Verifide at 253 CFM for 392 sq ft and usually the lower priced.
It also brings five fan speeds against three, a light sensor that drops it into sleep mode when the room goes dark, Home Assistant support and a 65 W draw at full speed against 80 W. The Coway Airmega AP-1512HHS answers with a 3-year warranty instead of 2 and a more compact cabinet, and both share the same recipe of washable pre-filter, activated carbon, True HEPA filter and a switchable ionizer. Pick the Winix 5510 for a large bedroom or living room, and the Coway Airmega AP-1512HHS if the longer warranty and smaller footprint matter more.
vs
Winner
29% OFF
$128.24
$179.99
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| Feature | Coway Airmega AP-1512HHS | Winix 5510 | Winner |
|---|---|---|---|
| Price | $299.99 | $128.24 | Winix 5510 |
| Warranty | 3 years | 2 years | Coway Airmega AP-1512HHS |
| AHAM Verifide | NO | YES | Winix 5510 |
| Rating | 4.6 | 4.6 | Tie |
| Connectivity | 2.4 GHz WiFi | 2.4 GHz WiFi | Tie |
| Integrations | Google Home, Alexa | Google Home, Alexa, Home Assistant | Tie |
| Filtration | HEPA Filter, Activated Carbon Filter, Washable Pre-Filter, Ionizer | HEPA Filter, Activated Carbon Filter, Washable Pre-Filter, Ionizer | Tie |
| Sensors | PM2.5 | PM2.5 | Tie |
| Auto Mode | YES | YES | Tie |
What the differences mean
Capacity
The Winix 5510 is AHAM Verifide at 253 CFM for 392 sq ft. The Coway Airmega AP-1512HHS moves 210 CFM for 326 sq ft and is not AHAM Verifide in its data. The Winix moves more air and covers the larger room.
Fan speeds and sleep
The Winix 5510 has five fan speeds and an automatic sleep mode triggered by a light sensor. The Coway Airmega AP-1512HHS has three speeds and an Eco Mode that turns the fan off once the air stays clean.
Power draw
At full speed the Winix 5510 draws 65 W and the Coway Airmega AP-1512HHS 80 W. Neither is Energy Star certified.
Smart home
Both work with Alexa and Google Home over 2.4 GHz Wi-Fi. The Winix 5510 also supports Home Assistant, which is not documented for the Coway Airmega AP-1512HHS.
Warranty and size
The Coway Airmega AP-1512HHS carries 3 years of warranty against 2 and stands 465 mm tall, while the Winix 5510 is a taller tower at 22.17 in. Both weigh a little over 12 lb.
Which one to buy if
- you need to clean a large bedroom or living room
The Winix 5510 is AHAM Verifide for 392 sq ft and moves more air than the Coway.
- you want it to go quiet by itself at bedtime
The Winix 5510's light sensor drops it into sleep mode when the room goes dark.
- floor space is tight
The Coway Airmega AP-1512HHS is the shorter, more compact cabinet, and owners call it small for its capacity.
- a long warranty matters most
The Coway Airmega AP-1512HHS is covered for 3 years against 2 on the Winix.
$299.99
- + Warranty: 3 years
- - Price: $299.99 vs $128.24
- - AHAM Verifide: NO vs YES
Winner
29% OFF
$128.24
$179.99
- + Price: $128.24
- + AHAM Verifide: YES
- - Warranty: 2 years vs 3 years
What owners say
Owners of both purifiers agree on two things: they are very quiet on the low speeds, often run as a sleep aid, and they clearly work against wildfire smoke, cooking smells and pet odours. Both groups also find the top speed loud. Coway Airmega AP-1512HHS owners single out the colour air quality ring and how compact it is for its capacity, and complain about an Eco Mode that stops the fan and looks like a fault, a factory smell in the first weeks and a filter light that triggers early. Winix 5510 owners praise the automatic sleep mode driven by a light sensor and quick app pairing, and their complaints are about linking Alexa through a Winix account and an auto mode that feels over-sensitive during the first week.
Price history compared
Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.
- Coway Airmega AP-1512HHS
- Winix 5510
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Frequently Asked Questions
Which is better overall: Coway Airmega AP-1512HHS or Winix 5510?
The Winix 5510. It is AHAM Verifide at 253 CFM for 392 sq ft, has five fan speeds, a light-triggered sleep mode and Home Assistant support. The Coway Airmega AP-1512HHS counters with a 3-year warranty and a more compact cabinet.
What is the biggest difference between the Coway Airmega AP-1512HHS and the Winix 5510?
Verified capacity. The Winix 5510 carries an AHAM Verifide rating at 253 CFM, while the Coway Airmega AP-1512HHS moves 210 CFM without that certification in its data.
Do the Coway Airmega AP-1512HHS and the Winix 5510 both have an ionizer?
Yes. The Coway Airmega AP-1512HHS has an ionizer stage and the Winix 5510 a PlasmaWave stage, and both can be switched off. Neither is certified ozone-free.
Which is quieter, the Coway or the Winix?
Owners of both describe the lowest speeds as near silent and the top speed as loud. The Coway Airmega AP-1512HHS is rated at 53.8 dB at the top, while the Winix 5510's top-speed figure is not documented; its lowest speed is rated at 23.5 dB.
Who should buy the Coway Airmega AP-1512HHS?
Buyers with a medium room and limited floor space who want a very quiet low speed, an air quality ring they can read at a glance and a 3-year warranty.
Who should buy the Winix 5510?
Buyers with a large bedroom or living room who want an AHAM Verifide purifier, automatic sleep at night, five fan speeds and Alexa, Google Home or Home Assistant control.
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