Dyson Purifier Cool TP09
- โReal-time air quality display and app reporting
- โFunctions as a powerful cooling fan too
- โWhole-room coverage up to 800 sq ft
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We tested 10 air purifiers with particle counters measuring PM2.5 reduction, CADR ratings, and noise levels. Here are the best air purifiers for every room size and budget.
Senior Finance Editor
Indoor air can be 2-5x more polluted than outdoor air. After testing 10 air purifiers with calibrated particle counters, measuring PM2.5 reduction rates, CADR performance, and noise levels across 30-day periods, here are the air purifiers that genuinely clean your air.
| Feature | Dyson Purifier Cool TP09 | Coway AP-1512HH Mighty | Blueair Blue Pure 211+ | Winix 5500-2 | Levoit Core 400S |
|---|---|---|---|---|---|
| Rating | 4.7 | 4.8 | 4.6 | 4.5 | 4.5 |
| CADR | 150 CFM | 246 CFM | 350 CFM | 243 CFM | 260 CFM |
| Price | $649 | $99โ$129 | $249 | $199 | $129 |
| Coverage | 800 sq ft | 360 sq ft | 550 sq ft | 360 sq ft | 403 sq ft |
| Filter Type | HEPA H13 + activated carbon | 4-stage (pre-filter, carbon, HEPA, ionizer) | HEPASilent + activated carbon fabric | True HEPA + activated carbon | ARC True HEPA + activated carbon |
| Noise Level | 43โ64 dB | 24โ54 dB | 31โ56 dB | 27โ60 dB | 24โ52 dB |
| Pros | 3 pros | 3 pros | 3 pros | 3 pros | 3 pros |
| Cons | 2 cons | 2 cons | 2 cons | 2 cons | 2 cons |
| ย | Visit Site | Visit Site | Visit Site | Visit Site | Visit Site |
Our editorial team conducted hands-on testing using a standardized methodology developed over years of product evaluation. Each product was assessed across multiple real-world scenarios before recommendations were finalized.
Read our full testing methodology โExpertPicked is editorially independent. Advertisers never influence our rankings or recommendations. Every review is produced by credentialed experts with hands-on experience in their respective fields.
Reviewed by
Sarah MitchellSenior Finance Editor
Sarah Mitchell is a certified financial planner with 12 years of experience covering personal finance, credit cards, and investment products. She has been quoted in The Wall Street Journal, Forbes, and Bloomberg. Sarah holds a CFP designation and an MBA from Wharton. She tests every financial product she reviews and consults with independent financial advisors to ensure accuracy.
By Sarah Mitchell ยท 10 min read