Dyson Purifier Cool vs Honeywell HPA300
Side-by-side comparison based on published product information. Check Amazon for current price and availability.
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We compare published manufacturer specifications, manuals, support policies, and relevant public guidance. We do not present unpublished laboratory or in-home measurements as our own testing.
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Use the feature table below to match published specifications to your room, filtration, and noise requirements. We do not assign an overall score without retained independent test evidence.
Honeywell HPA300
Honeywell
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Feature comparison
| Feature | Dyson Purifier Cool | Honeywell HPA300 |
|---|---|---|
| CADR | Not disclosed | High airflow rated for extra-large rooms (smoke, dust and pollen) |
| Noise level | Up to 46 dB (purifier mode, speed 4); up to 61.4 dB (fan mode, max flow) | — |
| Power | 6-40 W input; standby under 0.5 W | — |
| Filter type | 360-degree glass HEPA H13 + activated carbon filter (fully sealed to HEPA H13) | Certified Honeywell HEPA filter + washable activated-carbon pre-filter |
| Filter life | 12 months or when notified (6 months at 24h/day use) | — |
| Warranty | 2-year | 5-year limited |
| Dimensions | 41 x 8 x 4.72 in (H x W x D) | 21.0 x 16.6 x 11.4 in |
| Weight | 11 lbs | 15.4 lbs |
| Coverage | — | 465 sq ft (4.8 ACH); filters up to 2,250 sq ft per hour |
| Fan speeds | — | 3 speeds |