Austin Air HealthMate: the dearest to buy, and $0 in filters across five years
Five years costs about $1,049: $844 to buy, $205 in electricity and nothing in filters, because the filter is rated…
Product analysis
Analyses
Every product here is scored on verified specifications, materials, warranty and what it costs to own over five years. Specifications carry their source. We do not physically test products.
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Alen BreatheSmart 75i: the lifetime warranty requires you to keep paying
Five years costs about $1,331, the most of these six. The Forever Guarantee is real, but it is conditional on…
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Coway Airmega 250: $89 filters put it $260 above the Mighty over five years
Five years costs about $913: $399 to buy, $158 in electricity and $356 in filters. It cleans faster than the…
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Coway Airmega Mighty: one filter set, two different schedules
Five years costs about $651: $240 to buy, $191 in electricity and $220 in filters. The set is sold as…
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Levoit Core 400S: the cheapest of these six to own, at $584 over five years
Five years costs about $584: $190 to buy, $94 in electricity and $300 in filters. Levoit publishes the honest 4.8…
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Coway Airmega 400: the filters are 48% of what you pay over five years
Five years costs $1,069: $390 to buy, $163 in electricity, $516 in filters. The filters are 48% of the total,…