Home › Air Purifiers › Coway Airmega 400S vs Honeywell HPA300
Coway Airmega 400S vs Honeywell HPA300
Coway's $450 model meets Honeywell's $250 model. We tally wins category by category, then call a verdict.
Our recommendation
The Coway Airmega 400S wins on more spec categories (6–2), but the Honeywell HPA300 undercuts it by $200. Choose the Coway Airmega 400S for performance, the Honeywell HPA300 to save.
Coway Airmega 400S: 6 category wins Honeywell HPA300: 2 category wins
Side by side
Coway Airmega 400S
$450
Honeywell HPA300
$250
CADR
350 CFMWin
300 CFM
Coverage
115 m²Win
43 m²
Noise (low)
22 dBWin
40 dB
Noise (high)
52 dBWin
62 dB
True HEPA
Yes
Yes
Activated carbon
Yes
Yes
Smart app
YesWin
No
Voice control
YesWin
No
Filter cost / yr
110 USD
90 USDWin
Dimensions
35 × 35 × 57 cm
51 × 23 × 56 cm
Weight
11.4 kg
9.1 kgWin
Coway Airmega 400S
A dual-intake powerhouse that covers huge rooms with deep carbon and a slick smart app.
Honeywell HPA300
A no-nonsense true-HEPA tower with high turbo airflow for large rooms at a fair price.
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