Dyson V12 Detect Slim Absolute vs Vax ONEPWR Blade 5 Cordless Vacuum (2026)

✍️ By the 247Verdict Editorial Team📅 Updated 05 October 2026

Which is better? We compared both on score, owner ratings, pros and cons.

Dyson V12 Detect Slim Absolute

9.1/10 Excellent

4.5★ (8,600 owners)

Green laser, HEPA, 60 min, lightweight 2.2kg. V15 features in a lighter package.

Full Review

Vax ONEPWR Blade 5 Cordless Vacuum

8.5/10 Great

4.3★ (4,200 owners)

ONEPWR interchangeable battery, 60 min, direct drive, anti-tangle. Ecosystem-compatible cordless.

Full Review

At a Glance

	Dyson V12 Detect Slim Absolute	Vax ONEPWR Blade 5 Cordless Vacuum
247Verdict Score	9.1/10	8.5/10
Owner Rating	4.5★ (8,600)	4.3★ (4,200)
Verdict	Excellent	Great
Runtime	60 minutes	60 minutes (dual)
Head	Slim (smaller rooms)	Direct drive motorised

Quick Verdict

Both are strong choices, but the Dyson V12 Detect Slim Absolute edges ahead with a 9.1/10 vs 8.5/10. Green laser, HEPA, 60 min, lightweight 2.2kg. V15 features in a lighter package. That said, the Vax ONEPWR Blade 5 Cordless Vacuum is worth considering if ONEPWR interchangeable battery, 60 min, direct drive, anti-tangle. Ecosystem-compatible cordless. Check the current price on Amazon →

Pros & Cons Side by Side

Dyson V12 Detect Slim Absolute

Green laser dust detection identical to V15 Detect
60-minute runtime matches V15
2.2kg — 900g lighter than V15 for overhead and stair cleaning
HEPA filtration captures 99.99% of particles
More compact head suits smaller rooms and apartments

Piezo particle counter absent — laser only, no numerical readout
Slightly smaller dust bin than V15
Premium pricing for a lighter but less spec'd V15

Vax ONEPWR Blade 5 Cordless Vacuum

ONEPWR interchangeable battery works across Vax's full cordless tool range — drills, garden tools, wet-dry vacuums
60-minute runtime from dual batteries — above average for the price tier
Direct drive motorised head provides stronger carpet agitation than suction-only heads
Anti-tangle brush reduces hair wrap frequency
Vax UK brand with UK customer service and accessible spare parts

Less suction than Dyson V8 at comparable pricing
Anti-tangle less effective than Shark's dedicated Anti-Hair Wrap system
ONEPWR ecosystem value only if using multiple Vax cordless tools

FAQ

Which is better, Dyson V12 Detect Slim or Vax ONEPWR Blade 5?

Is the Dyson V12 Detect Slim worth the extra cost?

Yes — Dyson V12 Detect Slim Absolute scores higher at 9.1/10 vs 8.5/10.

Who is the Dyson V12 Detect Slim best suited to?

Green laser, HEPA, 60 min, lightweight 2.2kg. V15 features in a lighter package.

Who is the Vax ONEPWR Blade 5 best suited to?

ONEPWR interchangeable battery, 60 min, direct drive, anti-tangle. Ecosystem-compatible cordless.

What are the main downsides of each?

Dyson V12 Detect Slim Absolute: Piezo particle counter absent — laser only, no numerical readout; Slightly smaller dust bin than V15. Vax ONEPWR Blade 5 Cordless Vacuum: Less suction than Dyson V8 at comparable pricing; Anti-tangle less effective than Shark's dedicated Anti-Hair Wrap system.

Do owner ratings agree with our verdict?

Largely, yes — Dyson V12 Detect Slim Absolute sits at 4.5★ from 8,600 verified Amazon owners, and Vax ONEPWR Blade 5 Cordless Vacuum at 4.3★ from 4,200.

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