Why it ranks here: 8 owner comments bring up value; overall score 4.5 from 21 owner comments. $269.99 (price as of 2026-11-07)
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“Coway AP-1512HH Mighty Air Purifier with True HEPA Mode Bought mine in 2016 for $230, it's still going strong, and I just checked and it's *still* $230.”
“I used to add gasket tape around my Winix but after calculating TCO on all my filters, \*I standardized on Coway AirMega 400/400S (the smart ones that can be monitored online for filter replacement, particle count, etc.).”
Why it ranks here: 1 owner comment bring up value; overall score 3.0 from 8 owner comments. Price varies
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“If you’re looking for something cheaper, I’ve also used the leviot core 300 and felt it did make a difference even if it doesn’t have all the bells and whistles.”
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