Home › Air Purifiers › Coway Airmega 400S vs IQAir HealthPro Plus
Coway Airmega 400S vs IQAir HealthPro Plus
Coway's $450 model meets IQAir's $900 model. We tally wins category by category, then call a verdict.
Our recommendation
The Coway Airmega 400S wins outright, better on more specs and cheaper by $450.
Coway Airmega 400S: 8 category wins IQAir HealthPro Plus: 0 category wins
Side by side
Coway Airmega 400S
$450
IQAir HealthPro Plus
$900
CADR
350 CFMWin
300 CFM
Coverage
115 m²Win
86 m²
Noise (low)
22 dBWin
25 dB
Noise (high)
52 dBWin
59 dB
True HEPA
Yes
Yes
Activated carbon
Yes
Yes
Smart app
YesWin
No
Voice control
YesWin
No
Filter cost / yr
110 USDWin
200 USD
Dimensions
35 × 35 × 57 cm
38 × 41 × 71 cm
Weight
11.4 kgWin
16 kg
Coway Airmega 400S
A dual-intake powerhouse that covers huge rooms with deep carbon and a slick smart app.
IQAir HealthPro Plus
A Swiss-made medical-grade machine with HyperHEPA that captures ultrafine particles others miss.
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