Head to Head
Dyson V9 Submarine Extra Wet and Dry Vacuum vs PuroAir 240 HEPA Air Purifier for Large Rooms (1,000 sq ft)
A side-by-side comparison of specs, price, and where each one wins.
Specs, side by side
| Feature | Dyson V9 Submarine Extra Wet and Dry Vacuum | PuroAir 240 HEPA Air Purifier for Large Rooms (1,000 sq ft) |
|---|---|---|
| Price | $499.99 | $397.09 |
| Submarine wet head | Roller + scraper + tray | — |
| Dyson stick platform | Dry vacuum duty | — |
| Water capacity | Kitchen-scale per fill | — |
| Owner rating | 3.0/5 currently | ~4.5/5 aggregated (at review time) |
| Filtration | — | Prefilter + HEPA-grade + carbon |
| Coverage class | — | ~1,000 sq ft rated |
| Filter replacements | — | Recurring cost, brand-specific |
| Price position | — | ~$400 tier |
Dyson V9 Submarine Extra Wet and Dry Vacuum
Dyson build quality carrying a wet-mop system owners find fussier than the badge promised. Better than the category's worst, priced like its best, rated like neither.
Best for: Dyson-committed hard-floor households who want one branded machine for dry and wet, understand roller-drying discipline, and catch it discounted.
Read the full review →PuroAir 240 HEPA Air Purifier for Large Rooms (1,000 sq ft)
Legitimate large-room HEPA cleaning with a strong owner track record. The open questions are price against equal-coverage rivals and the long-term filter bill.
Best for: Allergy and asthma households, pet owners, wildfire-smoke regions, and anyone who wants one purifier serving a big living area instead of several small units.
Read the full review →