Dyson V12 Detect Slim Absolute vs Hoover HF9 Cordless Vacuum Cleaner (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

Hoover HF9 Cordless Vacuum Cleaner

8.5/10 Great

4.3★ (4,800 owners)

ULTRA Vortex motor, 40 min, drop-and-go charging, compact. Hoover's premium cordless.

Full Review

At a Glance

	Dyson V12 Detect Slim Absolute	Hoover HF9 Cordless Vacuum Cleaner
247Verdict Score	9.1/10	8.5/10
Owner Rating	4.5★ (8,600)	4.3★ (4,800)
Verdict	Excellent	Great
Runtime	60 minutes	40 minutes
Weight	2.2kg	2.1kg
Warranty	2 years	2 years

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 Hoover HF9 Cordless Vacuum Cleaner is worth considering if ULTRA Vortex motor, 40 min, drop-and-go charging, compact. Hoover's premium 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

Hoover HF9 Cordless Vacuum Cleaner

ULTRA Vortex motor maintains consistent suction throughout the charge cycle
Drop-and-go charging dock stores and charges the vacuum upright in one move
UK brand recognition — Hoover's century of vacuum heritage now in cordless form
Compact 2.1kg is lighter than most mid-range cordless vacuums
Compatible with Hoover's wide accessory range for stair and upholstery cleaning

40-minute runtime is average for the price bracket
Less suction than Dyson or Shark alternatives at similar pricing
Hoover's cordless range is newer — less proven than their corded heritage

FAQ

Which is better, Dyson V12 Detect Slim or Hoover HF9?

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 Hoover HF9 best suited to?

ULTRA Vortex motor, 40 min, drop-and-go charging, compact. Hoover's premium 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. Hoover HF9 Cordless Vacuum Cleaner: 40-minute runtime is average for the price bracket; Less suction than Dyson or Shark alternatives at similar pricing.

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 Hoover HF9 Cordless Vacuum Cleaner at 4.3★ from 4,800.

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