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AIRMEGA 400S The Smarter App Enabled Air Purifier (Covers 1560 sq. ft.),Compatible with Alexa

TLDR Review: Coway Airmega 400S

By ShopSavvy Team

Published: September 15th, 2024

Pros

•Covers a large area of up to 1560 sq. ft.
•Compatible with Alexa, allowing for voice control and smart home integration.
•Features washable mesh prilters, reducing the need for frequent replacement.
•Utilizes HEPA and activated carbon filters for effective air purification.
•Smart mode and auto mode for efficient and adaptive operation.
•Comes with a ear warranty for customer assurance.
•Provides detailed air quality insights through the Coway IoCare app.
•Quiet operation, even at medium speed (50 db).

Cons

•Some users reported issues with the app and smart functionality.
•Replacement filters are relatively expensive (~$120/year).
•Requires strategic placement to cover larger areas effectively.
•The unit is heavy (25 pounds), which might be cumbersome to move around.
•Mixed reviews on the effectiveness of the air quality sensor.

Bottom Line

The AIRMEGA 400S Air Purifier by Coway is an excellent choice for those needing to purify large spaces and appreciate smart home integration with Alexa. While it boasts strong filtration capabilities and a variety of operational modes, some users have encountered issues with the app and smart features. Overall, it is a solid air purifier for those who prioritize powerful air cleaning and don't mind higher replacement filter costs.

Lowest at any Popular Retailer

$509.00 at Amazon

How we researched this

About this review: We pulled together findings from professional reviews and hundreds of user reviews, and cross-referenced them with ShopSavvy's pricing data from 18 retailers to give you the short version.