The 10 Best Adjustable Dumbbell Offers in UK - August 2025

Last updated: 02. August 2025
Adjustable Dumbbell Comparison - We´ve already helped over 5 million consumers this year!
1
Best Rated
9.9
  • WORKOUT SMARTER: With BRAINGAIN’s 24kg adjustable dumbbell set, seamlessly switch between 15 different weights in seconds. Innovatively designed and quality tested, these adjustable dumbbells ensure the highest level of safety, empowering both beginners and professionals. Elevate your fitness routine with the best-in-class adjustable dumbbells for home workouts.
  • 15 WEIGHTS IN ONE: Focus on your form with our advanced locking system that keeps the weights secure. Easily adjust from 2.5k to 24kg in precise increments (2.5kg, 3.5kg, 4.5kg, 5.5kg, 6.5kg, 8kg, 9kg, 10kg, 11.5kg, 13.5kg, 16kg, 18kg, 20.5kg, 22.5kg and 24kg) to suit your training needs.
  • SAVE SPACE, ACHIEVE MORE - Replace multiple dumbbells with our compact, adjustable set. Designed to stay with you on your fitness journey, these dumbbells adapt as you gain strength and progress, making your home gym more efficient.
  • ULTIMATE DURABILITY - Experience lasting durability and a professional look with our high-quality chrome/black finish. Made from premium cast iron, these smart octagon adjustable dumbbells feature a large non-slip handle for a secure grip, perfect for all your home workout needs.
  • PERFECT FOR ALL LEVELS: Elevate your home gym with dumbbells ideal for both beginners and experienced weightlifters. These adjustable dumbbells adapt to your fitness level and support your progress, making them a versatile addition to any workout routine.
2
Best Price
9.8
Only today: 26% OFF!
£169.99 (£85.00 / count) (26% DISCOUNT!)
  • 12 Levels Adjustable Weights: This adjustable dumbbell weight set features a broader weight range from 1.5 kg to 18 kg. Smaller and varied increments allow for gradual increases in resistance, intensity, or volume over time, making it ideal full-body workout equipment for both beginners and seasoned trainers
  • 1-sec Adjustment: Designed for efficient workout sessions, this adjustable dumbbell pair allows for quick and seamless weight adjustment by twisting the anti-slip handle clockwise or counterclockwise. Clear dials ensure easy readability for hassle-free customisation
  • Enhanced Safety with Dual Locking System: This dumbbell set applies a two-step weight plate locking system to ensure stability, balance, and safety while exercising. The weight adjustment feature is only activated when the dumbbell is placed on the tray, preventing any accidental operation during use
  • Easy Storage to Save Space: Occupying just 40 cm L × 20.5 cm W × 20.5 cm H for each, this weight set provides a space-saving storage solution versus other individual traditional dumbbells. Simply stash the set under a bench or place it on a garage shelf after your training workout routine
  • Secure & Silent Workouts: This dumbbell weight set includes robust dumbbell bases to prevent any movement or tipping when storing the weight places. Plates stay securely in place during workouts, minimizing noise and ensuring stability
  • About Weight Adjustment: To adjust the dumbbell weight, fully insert the handle into the base (in the lowest position) before turning it. Align the red arrows with the numbers on both dials until you hear a "click-clack" sound, confirming the adjustment. If the red arrows aren't aligned, please reset the handle and adjust it again
3
9.8
  • Specifications: Colour: Black; Materials: Plastic, Cement, Metal; Weight Plate Size (Dia. × Thickness): 2.5 kg: 21 cm × 4 cm, 2 kg: 19.5 cm × 4 cm, 1.5 kg: 18 cm × 3.5 cm; Handle Length: 13.5 cm; Set Includes: 2 × Dumbbell Bar, 4 × 2.5 kg Weight Plate, 4 × 2 kg Weight Plate, 4 × 1.5 kg Weight Plate
  • Adjustable Weight: Customize it to your ideal exercise intensity! This pair of dumbbells have 12 weight plates in 3 different weights (2.5 kg, 2 kg, 1.5 kg), 4 pieces for each weight, and 4 spinlock collars to make the adjustment easier
  • Non-Slip Knurled Handles: This dumbbell set features robust handles with knurl-textured plastic covers on each bar to effectively enhance friction, ensuring safety during every workout session
  • Spinlock Collars for Added Safety: The threaded ends and spinlock collars of these adjustable dumbbells effectively prevent plates from becoming loose or falling off, ensuring a secure grip and easy weight plate adjustment
  • Suitable for All Levels: Whether you're just starting out or have been in the fitness game for years, these versatile dumbbells are the perfect choice to help you achieve your goals. With a maximum weight capacity of 25 kg, they are suitable for beginners, fitness enthusiasts, and professional trainers
4
9.8
  • 💪【1 Sec Seamless Transition】Simply twist the dial, and the desired weight can be selected in 1 second. With its unique weight adjustment design, you can enjoy a more convenient adjustment experience and achieve better training efficiency.Two dumbbells Set
  • 💪【One dumbbell, 15 different weights】 The innovative HAKENO adjustable smart dumbbell will save you both space and money, covering 15 weights between 2.5-24kg. 2.5kg, 3.5kg, 4.5kg, 5.5kg, 6.5kg,8kg, 9kg, 10kg, 11.5kg, 13.5kg, 16kg, 18kg, 20.5kg, 22.5kg and 24kg.
  • 💪【Secure Double-locking System】HAKENO adjustable dumbbell features a unique dual safety locking mechanism. The dumbbell plates are securely fastened to the handle through 8 locking slots, ensuring the safety and stability of the dumbbell.
  • 💪【High Quality & Advanced Technology】HAKENO dumbbell's weight plate covered with frosted powder coating, which make it hardly abrasion and don't have foul smell. Using with dumbbell tray, enjoy the smoothly training process. Durable handle anti-slip texture, which would not rusty and provide more safty.
  • 💪【Space saving Design】Each set of dumbbells has an exclusive high-density base to prevent the dumbbells from directly touching the ground. Not only protect the dumbbells, but also prevent hitting the floor.
  • 💪【Hand grip strengthener】–HAKENO hand grip strengthener works perfectly, as the dial can easily adjust its resistance from 5 kg to 60 kg. It is ergonomic and suitable for almost all age groups and various hand sizes.
5
9.7
Only today: 5% OFF!
£56.99 (5% DISCOUNT!)
Free Delivery**
  • ★ 【2-12kg Adjustable Weights】:EnterSports adjustable dumbbell has 5 different weights(2kg-4.5kg-7kg-9.5kg-12kg). You only need the space of 1 set of dumbbell to get the workout experience of 5 different weights. You can start your daily workout at home!
  • ★ 【1 second weight change】: With unique dumbbell design, simply turn the handle with one hand to adjust the weight of dumbbells from 2kg to 12kg in 1 second! Enjoy more convenient adjustment experience and get better training efficiency. ATTENTION: Please make sure you hear the "click" sound before lifting the handle to prevent the plate from falling down.
  • ★ 【Safety weight selection system】:The weight plates are made entirely of silicon steel and have an ergonomic, non-slip handle made of an electroplated steel . It is combined with a click sound when adjusting the weight, which makes the dumbbells more durable, reliable and safe. Make sure you do not drop parts during exercise
  • ★ 【Good for Whole Body Workout】: You can use this dumbbell to strengthen your arms, shoulder, chest, abdomen, back and legs. Best for strength training, bodybuilding, fitness or gymnastics. Fitness beginners are suitable too.
  • ★ 【Perfect Gifts and Customer Service】: Our aim is to offer the best products to customer and our warranty period is one year. We offer 30 days free return and lifetime after-sale warranty, our products have passed the SGS physical fatigue safety test.
  • ★ 【Attention】: 1. When you want to adjust the dumbbells, you must first place them on the base 2. A click must be heard to turn the handle for safe adjustment.3 The handle and dumbbell piece must be placed smoothly on the pallet before the handle can be turned.
  • ★ 【Attention】: Adjustable dumbbells will have a slight dumbbell piece wobble problem, is a normal phenomenon. The barb design on our adjustable dumbbells effectively solves the safety problem. And passed the SGS safety test. Please rest assured to enjoy the pleasure of strength.
  • ★ 【Attention】: The correct way to use dumbbells:in order to prevent your hands from wearing out and slipping when using them with sweat. It is recommended to use gloves.
  • ★ 【Attention】:If you receive the goods found to be damaged please promptly open the order page to contact us, we will help solve the problem within 24 hours.
6
9.6
  • Adjustable: It is fully adjustable so you can select the weights you desire to lift. It is quick and easy to adjust the weights as they can be slid on to the bar and secured into place by the spin lock collars. Each weight plate is clearly identified by a raised number that will not wear down over time
7
9.5
Only today: 21% OFF!
£229.00 (21% DISCOUNT!)
Free Delivery**
  • Each dumbbell adjusts from 2 to 24 kg (steps: 2, 3, 4, 5, 7, 8, 9, 10, 11, 14, 16, 18, 20, 23, 24 kg)
  • Lets you rapidly switch from one exercise to the next combining 15 weights into one single dumbbell thanks to its unique dial system
  • Free JRNY trial included for new members (iOS 14.0/Android 9 or later required). The JRNY app offers trainer led classes for Strength, Core, Yoga and Pilates.
  • Eliminates the need for multiple dumbbells cluttering your workout space
  • Compact design: each dumbbell is 40 x 20 x 23 cm
8
9.4
  • Adjustable: It is fully adjustable so you can select the weights you desire to lift. It is quick and easy to adjust the weights as they can be slid on to the bar and secured into place by the spin lock collars. Each weight plate is clearly identified by a raised number that will not wear down over time
  • This Dumbbell Set is made from durable Vinyl material, with a fully adjustable build offering you enormous variety in weight selection. Our spinlock collars provide a quick and safe way of securing your plates on the bar, and the heavy-duty collars in this set feature unique design, further enhancing grip and preventing the weights from moving around and making noise during use
  • Our dumbbell sets are designed with non-slip handles to prevent slipping during exercise and ensure a firm grip which is safer and more comfortable
  • The dumbbell set will not hurt your hands when assembling or using. After disassembly, it is easy to carry, also need a small storage space, suitable for home or office fitness training as you want
  • WHAT YOU GET: A total of 20 kg; 4 x 2kg plates, 4 x 1.25 kg plates, 4 x 1.5 kg plates, 2 x dumbbell bars, and 4 x star-shaped collars
9
9.3
Only today: 5% OFF!
£41.99 (5% DISCOUNT!)
Free Delivery**
  • 4-IN-1 WEIGHTS ADJUSTABLE: Sportneer adjustable dumbbells pair features 6 weight plates of 0.25kg each. Each pair can adjust: 2kg (1kg x 2), 3kg (1.5kg x 2), 4kg (2kg x 2), 5kg (2.5kg x 2). We are the only adjustable dumbbells on the market with precise 0.25kg adjustments
  • QUICK WEIGHT ADJUSTMENT: The innovative design of the adjustable dumbbells set women enables fast weight changes, allowing you to seamlessly increase or decrease the weight with ease—ideal for switching exercises quickly and boosting training efficiency
  • COMPACT & SPACE-SAVING: With its portable, 4-in-one design, Sportneer weights for women set minimizes the need for additional dumbbells or racks, saving both space and cost. Perfect for home, gym, or office workouts
  • PREMIUM QUALITY & SAFETY: The dumbbell plates are built with durable ABS materials, while the handle features anti-slip strips for enhanced grip and comfort during your workout. An ideal fitness equipment for safe and effective strength training
  • VERSATILE TRAINING OPTIONS: Whether it’s arms, shoulders, chest, back, waist, buttocks, or legs, this adjustable dumbbells pair supports various exercises, making it suitable for full-body training at home. A thoughtful and practical gift for family, friends, beginners, and fitness enthusiasts alike
10
9.3
Free Delivery**
  • Adjustable hand weights set for strength training in the gym
  • York dumbbell workout guide included for home fitness
  • 2 x York Chrome Spinlock Collars
  • Black 20 kg cast iron dumbbells with 4 premium heavy-duty spinlocks prevent the plates rattling and provide secure workout
  • 2 x York 14” Chrome Spinlock Dumbbell bars; York Cast Iron weight plates = 4 x 0.5 kg, 4 x 1.25 kg, 4 x 2.5 kg

Compare Adjustable Dumbbell and find the most suitable offer.

More information about Adjustable Dumbbell and why you should compare offers and deals:

Adjustable dumbbells are exercise equipment that have gained significant popularity among fitness enthusiasts and professionals alike. These versatile tools offer a wide range of benefits, making them a staple in the fitness industry.

One of the main advantages of adjustable dumbbells is their versatility. Unlike traditional dumbbells, which come in fixed weights, adjustable dumbbells allow users to change the weight as per their preference. This makes them suitable for individuals of different fitness levels, from beginners to advanced athletes. With a simple twist or clamp mechanism, users can easily increase or decrease the weight, enabling them to customize their workout routines and gradually increase their strength and endurance.

Another benefit of adjustable dumbbells is their space-saving design. Instead of needing multiple sets of dumbbells of varying weights, adjustable dumbbells provide a compact solution. By having a single set, users can perform a wide range of exercises that target different muscle groups without cluttering their workout space. This is particularly beneficial for home gyms or small workout areas where storage is limited. Additionally, the ability to switch between weights quickly makes adjustable dumbbells a time-efficient option, allowing users to transition smoothly between exercises without interruptions.

In terms of safety, adjustable dumbbells provide added stability during workouts. The weights are securely attached to the dumbbell handle, eliminating the risk of plates slipping or falling off. This ensures a safer exercise experience, reducing the likelihood of injuries that may occur with traditional dumbbells.

Furthermore, adjustable dumbbells offer cost-effective advantages. Purchasing multiple sets of traditional dumbbells can be expensive, especially considering the price of individual dumbbells and the space required for storage. Adjustable dumbbells provide a cost-effective alternative, as a single set can replace several fixed-weight dumbbells. This makes them an attractive option for those looking to save money without compromising on their workout routine.

In conclusion, adjustable dumbbells are versatile, space-saving, safe, and cost-effective exercise equipment. They allow users to customize their weights, efficiently target various muscle groups, and optimize their workout experience. Whether you are a beginner or an experienced fitness enthusiast, adjustable dumbbells offer a practical and functional solution for an effective strength training regime.

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