Roidmi F8E Storm Pro Cordless Vacuum vs Shark Stratos IZ420UKT 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.

Roidmi F8E Storm Pro Cordless Vacuum

8.6/10 Great

4.3★ (4,600 owners)

22Kpa suction, UV sterilization, HEPA 13, 55min, app control. Smart UV sterilizing vacuum.

Full Review

Shark Stratos IZ420UKT Cordless Vacuum

9.0/10 Excellent

4.5★ (8,600 owners)

Anti-hair wrap, DuoClean FloorNinja, HEPA, 45min runtime. Dyson V11 equivalent at lower price.

Full Review

At a Glance

	Roidmi F8E Storm Pro Cordless Vacuum	Shark Stratos IZ420UKT Cordless Vacuum
247Verdict Score	8.6/10	9.0/10
Owner Rating	4.3★ (4,600)	4.5★ (8,600)
Verdict	Great	Excellent
Filter	HEPA H13	HEPA
Runtime	55 minutes	45 minutes

Quick Verdict

Both are strong choices, but the Shark Stratos IZ420UKT Cordless Vacuum edges ahead with a 9.0/10 vs 8.6/10. Anti-hair wrap, DuoClean FloorNinja, HEPA, 45min runtime. Dyson V11 equivalent at lower price. That said, the Roidmi F8E Storm Pro Cordless Vacuum is worth considering if 22Kpa suction, UV sterilization, HEPA 13, 55min, app control. Smart UV sterilizing vacuum. Check the current price on Amazon →

Pros & Cons Side by Side

Roidmi F8E Storm Pro Cordless Vacuum

UV sterilization mode kills bacteria and dust mites in bedding and upholstery
22Kpa suction competitive for the price bracket
Roidmi app provides filter maintenance reminders and suction scheduling
HEPA H13 filtration captures allergens including dust mite waste particles
Under £180 — UV sterilization feature at an accessible price

UV sterilization requires close contact with surfaces — not effective for general floor vacuuming
Roidmi brand less established in UK market for warranty confidence
55-minute runtime adequate but trails premium alternatives

Shark Stratos IZ420UKT Cordless Vacuum

Anti-Hair Wrap technology removes pet and human hair from brush roll automatically
DuoClean FloorNinja head transitions from hard floors to carpet without attachment changes
HEPA filtration matches Dyson for allergy-safe deep cleaning
45-minute runtime on standard mode covers most UK homes in single charge
Comparable cleaning performance to Dyson V11 at 30-40% lower price

Heavier at 3.5kg than Dyson V15 — more tiring for extended use
No laser dust detection — cleaning completion is visual estimation only
Battery not user-replaceable without tools

FAQ

Which is better, Roidmi F8E Storm Pro or Shark Stratos IZ420UKT?

Is the Roidmi F8E Storm Pro worth the extra cost?

The Shark Stratos IZ420UKT Cordless Vacuum matches or exceeds it at a potentially lower price point.

Who is the Roidmi F8E Storm Pro best suited to?

22Kpa suction, UV sterilization, HEPA 13, 55min, app control. Smart UV sterilizing vacuum.

Who is the Shark Stratos IZ420UKT best suited to?

Anti-hair wrap, DuoClean FloorNinja, HEPA, 45min runtime. Dyson V11 equivalent at lower price.

What are the main downsides of each?

Roidmi F8E Storm Pro Cordless Vacuum: UV sterilization requires close contact with surfaces — not effective for general floor vacuuming; Roidmi brand less established in UK market for warranty confidence. Shark Stratos IZ420UKT Cordless Vacuum: Heavier at 3.5kg than Dyson V15 — more tiring for extended use; No laser dust detection — cleaning completion is visual estimation only.

Do owner ratings agree with our verdict?

Largely, yes — Roidmi F8E Storm Pro Cordless Vacuum sits at 4.3★ from 4,600 verified Amazon owners, and Shark Stratos IZ420UKT Cordless Vacuum at 4.5★ from 8,600.

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