AEG QX9-1-ALIN Cordless Vacuum Allergy 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.

AEG QX9-1-ALIN Cordless Vacuum Allergy

8.9/10 Great

4.4★ (3,800 owners)

18V, 60 min, A++ energy, HEPA H13, ErgoFlex, allergy-safe emptying. Swedish engineering for allergy.

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

	AEG QX9-1-ALIN Cordless Vacuum Allergy	Shark Stratos IZ420UKT Cordless Vacuum
247Verdict Score	8.9/10	9.0/10
Owner Rating	4.4★ (3,800)	4.5★ (8,600)
Verdict	Great	Excellent
Filter	HEPA H13 sealed	HEPA
Runtime	60 minutes	45 minutes

Quick Verdict

This is a genuine draw — both score within 0.15 points of each other. AEG QX9-1-ALIN Cordless Vacuum Allergy: 18V, 60 min, A++ energy, HEPA H13, ErgoFlex, allergy-safe emptying. Swedish engineering for allergy. Shark Stratos IZ420UKT Cordless Vacuum: Anti-hair wrap, DuoClean FloorNinja, HEPA, 45min runtime. Dyson V11 equivalent at lower price. Choose based on your specific needs. Check the current price on Amazon →

Pros & Cons Side by Side

AEG QX9-1-ALIN Cordless Vacuum Allergy

HEPA H13 filtration with fully-sealed allergy-safe emptying — dust stays in system until binned
ErgoFlex wand bends 30° for under-sofa cleaning without stooping
A++ energy rating — the most efficient motor design in any reviewed cordless vacuum
60-minute runtime handles large homes comfortably
AEG / Electrolux Group engineering heritage in home appliances since 1887

AEG brand less visible in UK cordless market vs Dyson or Shark
Less suction power than Dyson V15 at comparable pricing
Allergy-safe emptying is slower than standard bin release

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, AEG QX9-1-ALIN Cordless or Shark Stratos IZ420UKT?

Is the AEG QX9-1-ALIN Cordless worth the extra cost?

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

Who is the AEG QX9-1-ALIN Cordless best suited to?

18V, 60 min, A++ energy, HEPA H13, ErgoFlex, allergy-safe emptying. Swedish engineering for allergy.

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?

AEG QX9-1-ALIN Cordless Vacuum Allergy: AEG brand less visible in UK cordless market vs Dyson or Shark; Less suction power than Dyson V15 at comparable pricing. 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 — AEG QX9-1-ALIN Cordless Vacuum Allergy sits at 4.4★ from 3,800 verified Amazon owners, and Shark Stratos IZ420UKT Cordless Vacuum at 4.5★ from 8,600.

As an Amazon Associate we earn from qualifying purchases. Links below are affiliate links.