CompareSmartDeviceSmart Air Purifiers

Blueair Blue Pure 211i Max vs Dyson Purifier Hot+Cool HP07

Side-by-side spec diff. Differing values highlighted; identical values dimmed. CADR and ozone rows only carry dual-sourced values. Prices as of 2026-08-24.

SpecBlueair Blue Pure 211i MaxDyson Purifier Hot+Cool HP07
Price$349.00$745.46
AvailabilityIn StockIn Stock
CADR ✓₂435 smoke, 452 dust, 450 pollen cfm ✓₂Not published by manufacturer
Room size635 ft² @4.8 ACH · 3000 ft² @1 ACH—
Filter typeHEPASilentHEPA H13 (sealed)
Filter stagespre_washable_fabric, particle_carbonsealed_hepa_h13, activated_carbon
Noise23–53 dB—
Ozone status ✓₂CARB-certified (Electronic) — list entry Blue Pure 211i Max (Blueair AB), model code 3613111100, certified 2023-04-19, approval G-23-076; Blueair's product page makes no additional ozone statement.CARB-certified (Mechanical) — list entry HP07 ZZ, certified 2023-02-02, approval G-23-031 (YY variant since 2022-06-15); Dyson's retail listing makes no additional ozone statement.
App / ecosystemblueair_app, alexa, googlemydyson, alexa, google
SensorsPM2.5/air-quality + VOCPM2.5/air-quality
Auto modeYesYes
Humidifier comboNoNo
Independent comparison. Prices are point-in-time scrapes from Amazon.com listings, not offers. CADR figures render only where two independent sources agree; ozone status is checked against the California Air Resources Board certified-device list. No health claims beyond manufacturer documentation.