Coway Airmega Halo Review: Is Your Air Really Clean?

Published Sep 10, 2026 • 2:19 PM

Coway’s new Airmega Halo runs quietly and clears visible smoke quickly, but its air-quality readings weren’t always reassuring.

Read the full story at WiredOriginal

The Story At A Glance

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• Coway released the Airmega Halo, a cylindrical air purifier designed for large rooms.

• The device effectively removes visible smoke and operates with low noise levels.

• Inconsistent sensor readings create uncertainty regarding real-time air quality accuracy.

Context
The Airmega Halo is a mid-size unit marketed for its ability to filter smoke, dust, and allergens. It aims to provide whole-

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WIRED

I Put Coway’s Airmega Halo Through a Smoke Test. The Results Were Complicated

Coway’s new Airmega Halo runs quietly and clears visible smoke quickly, but its air-quality readings weren’t always reassuring.

www.wired.com

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