Our Verdict
The Dyson TP09 is the air purifier for those who trust Dyson to engineer the problem properly. Formaldehyde destruction (unique at this price), HEPA H13, 10-metre projection and cooling fan in one device. The Levoit at 20% of the cost addresses the core air purification need — Dyson adds formaldehyde detection and Dyson engineering.
Pros & Cons
✓ Pros
- Solid-state formaldehyde sensor detects and destroys formaldehyde continuously — unique feature
- HEPA H13 captures 99.97% of particles down to 0.1 microns
- Projects purified air up to 10 metres via Air Multiplier technology
- Works as a cooling fan simultaneously — dual function replaces separate devices
- Dyson app shows real-time air quality data and auto-mode manages purification
✗ Cons
- £500+ for an air purifier requires justification — Levoit Core 400S delivers excellent HEPA purification at 20% of the price
- Fan noise at higher speeds is noticeable for sleeping use
- Large footprint for a single-room device
Key Specifications
| Filter | HEPA H13 + formaldehyde |
|---|---|
| Formaldehyde | Solid-state sensor + destruction |
| Coverage | 10m projection |
| Oscillation | 360° |
| App | Dyson MyDyson |
| Warranty | 2 years |
Performance
The Dyson TP09 is the air purifier for those who trust Dyson to engineer the problem properly. Formaldehyde destruction (unique at this price), HEPA H13, 10-metre projection and cooling fan in one device. The Levoit at 20% of the cost addresses the core air purification need — Dyson adds formaldehyde detection and Dyson engineering. On paper the headline numbers are filter of HEPA H13 + formaldehyde, formaldehyde of Solid-state sensor + destruction, coverage of 10m projection, oscillation of 360°, app of Dyson MyDyson, warranty of 2 years. Its standout is that solid-state formaldehyde sensor detects and destroys formaldehyde continuously — unique feature
Build Quality & Design
Beyond that, owners and the spec sheet point to a few more genuine strengths. HEPA H13 captures 99.97% of particles down to 0.1 microns. Projects purified air up to 10 metres via Air Multiplier technology. 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. £500+ for an air purifier requires justification — Levoit Core 400S delivers excellent HEPA purification at 20% of the price. Fan noise at higher speeds is noticeable for sleeping use. Large footprint for a single-room device. 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 The Dyson TP09 is the air purifier for those who trust Dyson to engineer the problem properly. Formaldehyde destruction (unique at this price), HEPA H13, 10-metre projection and cooling fan in one... Look elsewhere if you're among Budget-conscious air quality improvers — Levoit Core 400S delivers HEPA purification for £100 vs Dyson's £500+.
Final Verdict
The Dyson TP09 is the air purifier for those who trust Dyson to engineer the problem properly. Formaldehyde destruction (unique at this price), HEPA H13, 10-metre projection and cooling fan in one device. The Levoit at 20% of the cost addresses the core air purification need — Dyson adds formaldehyde detection and Dyson engineering.
Check Price on Amazon ↗FAQ
Is the Dyson Purifier Cool Formaldehyde TP09 worth the money?
The Dyson TP09 is the air purifier for those who trust Dyson to engineer the problem properly. Formaldehyde destruction (unique at this price), HEPA H13, 10-metre projection and cooling fan in one device. The Levoit at 20% of the cost addresses the core air purification need — Dyson adds formaldehyde detection and Dyson engineering. The Dyson TP09 is the air purifier for those who trust Dyson to engineer the problem properly. Formaldehyde destruction (unique at this price), HEPA H13, 10-metre pr
Who should NOT buy the Dyson Purifier Cool Formaldehyde TP09?
Budget-conscious air quality improvers — Levoit Core 400S delivers HEPA purification for £100 vs Dyson's £500+.
Is the Dyson Purifier Cool Formaldehyde TP09 available in the UK and US?
Yes — we list both Amazon UK and US links. Always verify voltage compatibility (UK 230V, US 120V).
Alternatives to Consider
Levoit Core 400S Smart Air Purifier
9.2/10True HEPA H13 for rooms up to 40m². The best-value genuine air purifier available.
Check Price ↗
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.
Check Price ↗
Dyson Purifier Hot+Cool HP09
9.0/10Heats, cools and purifies. HEPA H13 + activated carbon. Air quality sensors with real-time display.
Check Price ↗Or see full comparisons: vs Dyson V15 Detect Absolute Cordless Vacuum, vs Dyson Outsize Absolute Cordless Vacuum, vs Dyson V11 Absolute Cordless Vacuum