Coway Airmega 400 Smart Air Purifier
$549
#1
Large homes with pets
Coway
Coway Airmega 400 Smart Air Purifier
Last updated: March 2026
9.4/10(8,500 reviews)
$549$649-15%
on AmazonCoway Airmega 400 Smart Air Purifier — Large homes with pets
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Key Specs
CADR350
Dimensions14.8 x 22.8 x 14.8 inches
Filter TypeMax2 (HEPA + Carbon)
Noise Level22-52 dB
Coverage Area1560 sq. ft.
★
Why We Recommend This
The Coway Airmega 400 Smart Air Purifier earned our “Large homes with pets” badge after research against 26 competing models in the air purifiers category. It stands out for covers large areas up to 1,560 sq. ft. and smart mode adjusts fan speed automatically.
What We Like
- Covers large areas up to 1,560 sq. ft.
- Smart mode adjusts fan speed automatically
- Real-time air quality monitoring
- Energy-efficient operation
What Could Be Better
- Expensive initial cost
- Bulky design
- Replacement filters can be costly
Full Specifications
CADR350
Dimensions14.8 x 22.8 x 14.8 inches
Filter TypeMax2 (HEPA + Carbon)
Noise Level22-52 dB
Coverage Area1560 sq. ft.
Coway Airmega 400 Smart Air Purifier
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