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Joe Tries

Smart air purifiers

The purchase price of an air purifier is the small number. Filters are the real cost, and they are the spec least likely to appear on the box. Work out the yearly filter spend before comparing units.

In the catalog
15
Work without a hub
All of them
Most common radios
Wi-Fi
Price range
$90 to $799

What decides compatibility

  • Filter price and replacement interval decide the running cost. A cheap unit with expensive proprietary filters is not cheap.
  • CADR should match the room size. An undersized unit runs loud and still lags.
  • Most are Wi-Fi and need no hub. Sensor readings (PM2.5 and VOC) do not always pass through to your home system.
  • Ionizer and UV modes are optional extras. Some ionizers produce ozone, so check before enabling.

Smart air purifiers we list

Filter and compare these in the catalog