Dyson Purifier Cool Gen1

Dyson's HEPA H13 fan-plus-purifier combo with 290° airflow projection, activated carbon, LCD air quality display (PM2.5, VOC, NO2, humidity in real time), and auto mode. The strongest physical filtration standard in this comparison and the only unit that doubles as a room fan. Available at major online retailers. the highest fan speed — which is also the highest purification rate — is loud enough to be disruptive in a bedroom setting; its flagship-tier body price makes it the most expensive unit in this comparison by a significant margin; the annual filter replacement is a notable per-year filter cost here; no humidifying function means you will need a separate humidifier in winter if dry-air comfort matters.

The Dyson Purifier Cool Gen1 is the only unit here that combines HEPA H13 filtration with a genuine room fan, and the 290° airflow projection actually cleans a room evenly rather than only the air near the unit. The LCD display reads PM2.5, VOC, NO2, and humidity in real time without needing the MyDyson app open, and the H13 grade is the strongest physical particle-capture standard in this comparison. With a stated CADR around 290 m³/h it covers roughly 18 m² at the five-air-changes-per-hour rate appropriate for allergy management. The honest weaknesses are the flagship-tier body price (highest here by a significant margin), no humidifying function, and a maximum fan speed that is loud enough to be disruptive in a bedroom — which is also where peak purification rate lives.

▶ Video review

Dyson Pure Cool Fan Review - 6 Months Later