Honeywell HPA300 vs Winix 5510
Side-by-side comparison based on published product information. Check Amazon for current price and availability.
How we evaluate products
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 We do not present unpublished laboratory or in-home measurements as our own testing.
Features and services can change, so confirm current details with the manufacturer before buying. Affiliate commissions do not determine our editorial criteria.
In a nutshell
Honeywell HPA300 vs Winix 5510: two AirPurify picks compared across 10 published specifications. 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.
Key facts
- Coverage:
- 465 sq ft (4.8 ACH); filters up to 2,250 sq ft per hour vs 392 sq ft (AHAM Verifide); 1,882 sq ft max room size (1 ACH)
- Filter type:
- Certified Honeywell HEPA filter + washable activated-carbon pre-filter vs 4-stage: fine mesh pre-filter + AOC carbon + True HEPA + PlasmaWave
- CADR:
- High airflow rated for extra-large rooms (smoke, dust and pollen) vs 253 / 252 / 247 CFM (Smoke / Dust / Pollen, AHAM Verifide)
- Fan speeds:
- 3 speeds vs —
Key takeaways
- Honeywell HPA300 — Big certified HEPA throughput for extra-large rooms (up to 2,250 sq ft filtered per hour)
- Winix 5510 — 4-stage system with a washable AOC carbon filter strong on odors
AirPurify· Updated August 9, 2026· How we evaluate products
Honeywell HPA300
Honeywell
Check Amazon for the current price
Feature comparison
| Feature | Honeywell HPA300 | Winix 5510 |
|---|---|---|
| Coverage | 465 sq ft (4.8 ACH); filters up to 2,250 sq ft per hour | 392 sq ft (AHAM Verifide); 1,882 sq ft max room size (1 ACH) |
| Filter type | Certified Honeywell HEPA filter + washable activated-carbon pre-filter | 4-stage: fine mesh pre-filter + AOC carbon + True HEPA + PlasmaWave |
| CADR | High airflow rated for extra-large rooms (smoke, dust and pollen) | 253 / 252 / 247 CFM (Smoke / Dust / Pollen, AHAM Verifide) |
| Fan speeds | 3 speeds | — |
| Warranty | 5-year limited | 2 years |
| Dimensions | 21.0 x 16.6 x 11.4 in | 13.59 x 8.27 x 22.17 in (W x D x H) |
| Weight | 15.4 lbs | 13.3 lbs |
| Power | — | 65 W |
| Filter life | — | True HEPA 12 months; AOC carbon 12 months |
| Origin | — | South Korea |