Our Verdict
The HP09 justifies its price by combining three separate appliances. The sealed HEPA H13 system and VOC sensors go beyond what most standalone purifiers offer. For allergy sufferers wanting year-round air management and heating, it's the most complete single product available.
Why trust 247Verdict? We don't run a physical test lab — every recommendation is built from verified Amazon owner data (rating, review volume, and recurring themes across owner reviews) checked against manufacturer specifications, and every review says plainly who it's not right for. Every product needs 4.0+ stars from 200+ verified reviews before we'll recommend it. Full detail on our methodology page.
Pros & Cons
✓ Pros
- Three functions in one: heater, fan and HEPA H13 air purifier
- Real-time particulate and VOC sensors display air quality continuously
- Fully sealed system — air only exits through the filter, not around it
- Projects purified air across the whole room (not just near the unit)
- App control and scheduling — runs intelligently without intervention
✗ Cons
- £600+ for a fan/heater/purifier combination
- Heater function raises electricity costs if used frequently
- Filter replacement costs £60-70 per year — budget for this
4.5★ from 6,400 verified Amazon owners
Key Specifications
| Functions | Heater + fan + purifier |
|---|---|
| Filter | HEPA H13 + activated carbon |
| Sensors | PM2.5, PM10, VOC, NOx, humidity, temperature |
| Coverage | Up to 70m² |
| Warranty | 2 years |
How It Compares to the Dyson Purifier Cool Formaldehyde TP09
The closest alternative in this category is the Dyson Purifier Cool Formaldehyde TP09 (9.2/10). Here's how the two stack up on the specs they share:
| Dyson Purifier Hot+Cool HP09 | Dyson Purifier Cool... | |
|---|---|---|
| Filter | HEPA H13 + activated carbon | HEPA H13 + formaldehyde |
| Coverage | Up to 70m² | 10m projection |
| Warranty | 2 years | 2 years |
Performance
The HP09 justifies its price by combining three separate appliances. The sealed HEPA H13 system and VOC sensors go beyond what most standalone purifiers offer. For allergy sufferers wanting year-round air management and heating, it's the most complete single product available. On paper the headline numbers are functions of Heater + fan + purifier, filter of HEPA H13 + activated carbon, sensors of PM2.5, PM10, VOC, NOx, humidity, temperature, coverage of Up to 70m², warranty of 2 years. Its standout is that three functions in one: heater, fan and hepa h13 air purifier. Owners often find a pack of microfibre cloths a worthwhile addition to this setup.
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Owner Essentials
Build Quality & Design
Beyond that, owners and the spec sheet point to a few more genuine strengths. Real-time particulate and VOC sensors display air quality continuously. Fully sealed system — air only exits through the filter, not around it. For those looking to complement it, replacement filters is commonly paired with this product. We can't bench-test durability, but the depth of positive long-term owner feedback is the best available proxy for how it holds up.
Value for Money
It isn't flawless. £600+ for a fan/heater/purifier combination. Heater function raises electricity costs if used frequently. Filter replacement costs £60-70 per year — budget for this. Whether those matter depends entirely on how you'll use it. At the premium price point, the trade-offs are easy to live with for the right buyer. It's the right call for Look elsewhere if you're among
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Final Verdict
The HP09 justifies its price by combining three separate appliances. The sealed HEPA H13 system and VOC sensors go beyond what most standalone purifiers offer. For allergy sufferers wanting year-round air management and heating, it's the most complete single product available.
FAQ
Is the Dyson Purifier Hot+Cool HP09 worth the money?
The HP09 justifies its price by combining three separate appliances. The sealed HEPA H13 system and VOC sensors go beyond what most standalone purifiers offer. For allergy sufferers wanting year-round air management and heating, it's the most complete single product available.
Who should NOT buy the Dyson Purifier Hot+Cool HP09?
Is the Dyson Purifier Hot+Cool HP09 available in the UK and US?
Yes — we list both Amazon UK and US links. Always verify voltage compatibility (UK 230V, US 120V).
What's the biggest drawback of the Dyson Purifier Hot+Cool HP09?
£600+ for a fan/heater/purifier combination
What do owners say about the Dyson Purifier Hot+Cool HP09?
4.5★ from 6,400 verified Amazon owners. Three functions in one: heater, fan and HEPA H13 air purifier
How does the Dyson Purifier Hot+Cool HP09 compare to similar home products?
At 9.0/10, it ranks among the strongest options we've reviewed in this category. See our Dyson Purifier Hot+Cool HP09 comparisons for direct head-to-head detail against specific alternatives.
Alternatives to Consider
Dyson Purifier Cool Formaldehyde TP09
9.2/10HEPA H13, formaldehyde destruction, 360° oscillation, cooling fan, app. The premium air purifier-fan.
Read Full Review →
Levoit Core 400S Smart Air Purifier
9.2/10True HEPA H13 for rooms up to 40m². The best-value genuine air purifier available.
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Levoit Core 600S Smart Air Purifier
9.2/10H13 HEPA, 1076 sq ft, smart app, air quality sensor, quiet sleep mode. Large-room air purifier.
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