Brands · Head to head

Airthings vs Coway

Comparing both brands side by side, ratings, catalog size and every product, so you can see which fits your smart home better.

Updated July 2026
Airthings logo
AirthingsNorway flagNorway
4.2/5
Average rating
Websitewww.airthings.com
Twitter@airthings
AmazonVisit Store

Airthings is a Norwegian company specializing in indoor air quality and radon monitoring for homes and businesses. Its sensors measure radon, CO2, particulate matter, humidity, temperature and airborne chemicals, syncing the data to a mobile app and dashboard. Airthings is a popular choice for people concerned about long-term radon exposure and overall indoor air health.

View Airthings
VS
Coway logo
CowaySouth Korea flagSouth Korea
Higher rated
4.6/5
Average rating
Websitewww.coway.com
Twitter@cowaymega

Coway is a South Korean home appliance manufacturer based in Seoul, best known outside Korea for its Airmega air purifiers, along with water purifiers and bidets. Its purifiers pair a washable pre-filter with activated carbon and True HEPA media, report air quality through a coloured indicator ring and the IoCare app, and support Amazon Alexa and Google Home. Most Airmega models are AHAM Verifide and Energy Star certified.

View Coway
Catalogs

Every product, compared

Switch between each brand's full lineup, tap any product for specs, compatibility and pricing.

Stay in the loop

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Your subscription could not be saved. Please try again.
Your subscription has been successful.

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Independent · Not sponsoredBrands never pay for placement or rankings. Affiliate commissions never influence our comparisons.
© 2026 Smart Home Compared
Search