The Levoit Core 600S and Coway AP-1512HH are some of the best air purifiers I have tested so far. They found their place in many buying guides I wrote on the Air Purifier First.  In this article, I will present an in-detail overview of these two air purifiers’ features, specifications, and test results, which I will then compare and decide which one is a better buying option. The Levoit Core 600S covers rooms of up to 635 sq. ft., which is more than double the coverage of the Coway AP-1512HH, which covers rooms of up to 361 sq. ft. The

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