Coway Airmega 400

air purifier

GenRank Score

19.6

A large-room True HEPA air purifier from South Korean company Coway with dual-sided intake and carbon filtration, the non-smart counterpart of the Airmega 400S.

Also Known As

Coway Airmega 400

1 question•1 category

What are the best air purifiers for home use?Air Purifiers & Climate Appliances

Score

19.6

Rank

#13

Score History

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Average Rank

#4.5

Median

Range

#3–#6

Consistency

★★☆σ=1.5

🏆Top 3 in 1/2 models

Rankings by Model

Gemini 3.7 Flash #3Grok 4.3 #6