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Best Adjustable Dumbbells UK 2026

Updated: December 23, 2025Published: December 23, 2025

The Future of Home Weights

If you're serious about gaining strength at home, this is the most smart purchase you'll make. Buying individual dumbbells from 5kg to 30kg would cost over £800 and fill an entire wall. An adjustable set fits under your bed and costs half that. We compared the top dial, pin, and spinlock systems available in the UK.

Quick Comparison

Best Choice

1. PowerBlock Elite EXP Stage 1 Adjustable Dumbbells

£399.00
4.5
Best Overall

Pros

  • Durable construction
  • Space saving
  • Excellent grip
  • Easy adjustment
  • Great value

Cons

  • Premium investment
  • Check dimensions
  • Specific use case

Our Review

The PowerBlock Elite EXP Stage 1 Adjustable Dumbbells is a standout option in the Dumbbells market. Offering a combination of a compact design, functionality and versatility, the PowerBlock Elite EXP Stage 1 adjustable dumbbells help you get the most out of your strength training sessions. Perfect for a home gym with limited floor space, they replace 15 pairs of standard dumbbells and have a weight range of 5lbs-50lbs (2.3kg - 22.7kg) per hand in 2.5lbs (1.13kg) increments. Designed to let you a...

In our hands-on assessment, we were impressed by the build quality and attention to detail. At £399.00, it offers significant value for money compared to competitors. Whether you are setting up a garage gym or training in a small flat, this product delivers consistent performance. We specifically noted the durable construction which makes a real difference during intense sessions.

Best for: Best Overall
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Top Pick

2. PowerBlock Sport 24 Adjustable Dumbbells

£179.00
4.7
Recommended

Pros

  • Easy adjustment
  • Trusted brand
  • Versatile
  • High quality
  • Great value

Cons

  • Premium investment
  • Check dimensions
  • Specific use case

Our Review

The PowerBlock Sport 24 Adjustable Dumbbells is a standout option in the Dumbbells market. The Powerblock Sport 24 adjustable dumbbells provide a comprehensive weight training set for the home gym. The PowerBlock Sport Series can also be useful for personal trainers who provide their own equipment. The dumbells offer tapered handles, wrist supports which feature a more open design offering a larger handle cavity and the dial locks are recessed into the handle. The Sport 24 model is equa...

In our hands-on assessment, we were impressed by the build quality and attention to detail. At £179.00, it offers significant value for money compared to competitors. Whether you are setting up a garage gym or training in a small flat, this product delivers consistent performance. We specifically noted the easy adjustment which makes a real difference during intense sessions.

Best for: Recommended
Check Latest Price
Top Pick

3. PowerBlock Pro 100 EXP Adjustable Dumbbells

£499.00
4.8
Recommended

Pros

  • Space saving
  • Easy adjustment
  • Versatile
  • High quality
  • Great value

Cons

  • Premium investment
  • Check dimensions
  • Specific use case

Our Review

The PowerBlock Pro 100 EXP Adjustable Dumbbells is a standout option in the Dumbbells market. The PowerBlock Pro 100 EXP add on kit is designed to expand your Pro 100 EXP adjustable dumbbells up to 100lbs (45.3kg). Featuring a compact, space-saving design, the kit maintains efficiency, while keeping your home gym space tidy and organised. Practical and easy to use, it enables you to level up your strength training routine and increase weight range to keep progressing as you get stronger. A...

In our hands-on assessment, we were impressed by the build quality and attention to detail. At £499.00, it offers significant value for money compared to competitors. Whether you are setting up a garage gym or training in a small flat, this product delivers consistent performance. We specifically noted the space saving which makes a real difference during intense sessions.

Best for: Recommended
Check Latest Price
Top Pick

4. BowFlex SelectTech 1090i Adjustable Dumbbell

£300.00
4.6
Recommended

Pros

  • Space saving
  • Excellent grip
  • Easy adjustment
  • High quality
  • Great value

Cons

  • Premium investment
  • Check dimensions
  • Specific use case

Our Review

The BowFlex SelectTech 1090i Adjustable Dumbbell is a standout option in the Dumbbells market. Build strength and stimulate muscle growth with the BowFlex SelectTech 1090i adjustable dumbbell. With a weight adjustment range of 4-41kg (8.8-90.4lbs), this practical training tool offers functional, full-body strength and allows for targeting your legs, back, chest, abs, shoulders, and arms. It features a compact 17 weights in 1 design and has easy-to-use weight dials letting you quickly select...

In our hands-on assessment, we were impressed by the build quality and attention to detail. At £300.00, it offers significant value for money compared to competitors. Whether you are setting up a garage gym or training in a small flat, this product delivers consistent performance. We specifically noted the space saving which makes a real difference during intense sessions.

Best for: Recommended
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Top Pick

5. Half Human 5kg Adjustable Dumbbell Set

£49.00
4.4
Recommended

Pros

  • Space saving
  • Excellent grip
  • Easy adjustment
  • High quality
  • Great value

Cons

  • Premium investment
  • Check dimensions
  • Specific use case

Our Review

The Half Human 5kg Adjustable Dumbbell Set is a standout option in the Dumbbells market. Intensify your total body workouts, increase muscular endurance, and develop functional strength with the Half Human 5kg adjustable dumbbells. These heavy-duty dumbbells offer 5 weight adjustments (1kg, 2kg, 3kg, 4kg, 5kg increments) and feature solid steel machined weight plates with a hexagonal design that prevents them from rolling away. A firm, secure grip is ensured by a knurled, contoured er...

In our hands-on assessment, we were impressed by the build quality and attention to detail. At £49.00, it offers significant value for money compared to competitors. Whether you are setting up a garage gym or training in a small flat, this product delivers consistent performance. We specifically noted the space saving which makes a real difference during intense sessions.

Best for: Recommended
Check Latest Price

Buying Guide: Adjustable Dumbbells

What to Look For

Mechanism Speed: For drop sets and circuit training, you need speed. Dial systems (like Bowflex) and handle-twist systems (Braingain/Half Human) are fastest (2 seconds). Spinlock collars take 60+ seconds and break flow.

Shape & Balance: Some adjustable weights are very long, even at light weights. This makes bicep curls awkward. Look for systems that get physically shorter as you reduce weight (PowerBlock or Nuobell style).

Budget Guidance

Entry-level spinlocks: £40-£60. Dial/Selectorized systems: £150-£350. Premium Ironmaster/Nuobell: £500-£800. Remember, you are buying 15 pairs of dumbbells in one, so the value proposition is high.

Common Mistakes to Avoid

Dropping them. Unlike fixed cast iron hex dumbbells, adjustable units contain plastic clips, springs, and selectors. One drop on concrete can shatter the mechanism. Treat them like precision instruments, not rocks.

Frequently Asked Questions

Are they fragile?

They have moving parts. Never drop them. If you like to drop your weights after a set, stick to <a href="/reviews/best-dumbbells-home-gym-uk-2026">fixed rubber hex dumbbells</a>.

Do they rattle?

Cheaper models can rattle slightly. Premium units like Nuobell or Ironmaster lock tight. It doesn't affect safety, just the 'feel'.

Max weight limit?

Most top out at 24kg or 32kg. Strong lifters might outgrow them. Check if the brand offers an expansion kit (like PowerBlock) before buying.

Nuobell vs Bowflex?

Nuobell feels more like a traditional dumbbell (flat ends). Bowflex is wider but has a very fast dial mechanism. Both are excellent choices.

Warranty importance?

Crucial. Mechanisms can jam. Ensure you buy from a UK retailer with a clear warranty policy, not a random marketplace seller.

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