Bosch Unlimited 8 Gen2 Cordless Vacuum vs Gtech AirRam Mk2 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.

Bosch Unlimited 8 Gen2 Cordless Vacuum

8.9/10 Great

4.4★ (3,600 owners)

90-min battery, 28V, SpeedPro brush, LED, Bosch 2-year. Bosch's premium cordless.

Full Review

Gtech AirRam Mk2 Cordless Vacuum

8.6/10 Great

4.3★ (6,800 owners)

Self-emptying AirLoc chamber, 40 min, carpet rake, 2.6kg. UK invention, patented self-empty.

Full Review

At a Glance

	Bosch Unlimited 8 Gen2 Cordless Vacuum	Gtech AirRam Mk2 Cordless Vacuum
247Verdict Score	8.9/10	8.6/10
Owner Rating	4.4★ (3,600)	4.3★ (6,800)
Verdict	Great	Great
Runtime	90 minutes (eco mode)	40 minutes

Quick Verdict

Both are strong choices, but the Bosch Unlimited 8 Gen2 Cordless Vacuum edges ahead with a 8.9/10 vs 8.6/10. 90-min battery, 28V, SpeedPro brush, LED, Bosch 2-year. Bosch's premium cordless. That said, the Gtech AirRam Mk2 Cordless Vacuum is worth considering if Self-emptying AirLoc chamber, 40 min, carpet rake, 2.6kg. UK invention, patented self-empty. Check the current price on Amazon →

Pros & Cons Side by Side

Bosch Unlimited 8 Gen2 Cordless Vacuum

90-minute runtime is among the longest of any single-battery cordless vacuum
28V motor provides strong suction across carpet and hard floors
LED headlights on the brush head illuminate dust in dark areas under furniture
Bosch Home Connect app controls scheduling and monitors filter condition
Bosch's brand trust and 2-year warranty with German engineering heritage

Less suction than Dreame R20 or Dyson V15 at comparable pricing
90-minute claim is at eco mode — full-power runtime is significantly shorter
Bosch Home Connect app has mixed reviews for reliability

Gtech AirRam Mk2 Cordless Vacuum

AirLoc patented chamber compresses and stores collected debris — empties hygienically in one block
Invented and designed in the UK by Worcester-based Gtech — unique British engineering story
Carpet rake lifts and separates fibres before suction for deeper extraction
2.6kg lightweight makes extended sessions less tiring
6,800 Amazon reviews at 4.3★ from UK households who prefer British alternatives

AirLoc emptying mechanism requires practice to master without dust release
Less suction than Dyson alternatives at comparable pricing
40-minute runtime trails premium alternatives

FAQ

Which is better, Bosch Unlimited 8 Gen2 or Gtech AirRam Mk2?

Is the Bosch Unlimited 8 Gen2 worth the extra cost?

Yes — Bosch Unlimited 8 Gen2 Cordless Vacuum scores higher at 8.9/10 vs 8.6/10.

Who is the Bosch Unlimited 8 Gen2 best suited to?

90-min battery, 28V, SpeedPro brush, LED, Bosch 2-year. Bosch's premium cordless.

Who is the Gtech AirRam Mk2 best suited to?

Self-emptying AirLoc chamber, 40 min, carpet rake, 2.6kg. UK invention, patented self-empty.

What are the main downsides of each?

Bosch Unlimited 8 Gen2 Cordless Vacuum: Less suction than Dreame R20 or Dyson V15 at comparable pricing; 90-minute claim is at eco mode — full-power runtime is significantly shorter. Gtech AirRam Mk2 Cordless Vacuum: AirLoc emptying mechanism requires practice to master without dust release; Less suction than Dyson alternatives at comparable pricing.

Do owner ratings agree with our verdict?

Largely, yes — Bosch Unlimited 8 Gen2 Cordless Vacuum sits at 4.4★ from 3,600 verified Amazon owners, and Gtech AirRam Mk2 Cordless Vacuum at 4.3★ from 6,800.

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