The 10 Best Adjustable Dumbbell Offers in UK - December 2025

Last updated: 06. December 2025
Adjustable Dumbbell Comparison - We´ve already helped over 5 million consumers this year!
1
Best Rated
10.0
Only today: 9% OFF!
£229.99 (9% DISCOUNT!)
  • 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
9.9
Only today: 36% OFF!
£39.99 (36% DISCOUNT!)
  • Full set of 2 dumbbells: Our adjustable dumbbell set comes with 16 weight plates in 4 different weights (2.5kg/5.5lbs, 2kg/4.4lbs, 1.5kg/3.3lbs, 1.25kg/2.8lbs), 4 pieces for each weight; two 47x2.5cm/18.5x1’’ iron bars with a 13.6cm/5.4’’ long handle for each bar; two star-lock collars
  • Adjustable weight: Customize it to your ideal exercise intensity. Our dumbbells have 16 weight plates in 4 different weights, 4 pieces for each weight, and 2 spinlock collars make the adjustment easier
  • Non slip knurled handles: This dumbbell set features a hard plastic handle with diamond knurled texture on each bar to increase friction, ensuring the safety of your every workout
  • High quality & durable: Made of cement weight plates and plating iron bar, which is sturdy to use; antirust and wear proof plating iron bars provide a long service life
  • Selected material for better durability: This 30kg dumbbell set is constructed of cement weight plate covered with hard plastic and electroplated iron dumbbell bar. Antirust and water-resistant materials provide you with a long use life
3
9.8
  • 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
4
9.8
  • 1-sec Quick Adjust: Get through your workouts with ease using this adjustable dumbbell set. With a simple grip, twist, and lift of the anti-slip handle, you can switch between 12 weight settings in just one second. Clear dials make adjustments a breeze
  • 12 Optional Weights: Switch between 12 weight options ranging from 3 kg to 24 kg in a flash with this adjustable dumbbell. Simply twist the anti-slip handle with one hand for swift adjustments. Clear dials ensure straightforward changes for a smooth experience
  • Double Safety Locks: This fast-adjust dumbbell features a dual safety lock design to improve stability, balance, and safety throughout your strength training. Weight adjustments are only possible when securely placed on the tray, reducing the risk of accidents during exercise
  • Space-saving Design: This adjustable weight takes up minimal space compared to traditional sets. Store it effortlessly under a workout bench or on a garage shelf for convenient organization
  • Ideal Home Gym Workout : The 12 weight options and small footprint of this quick-adjust dumbbell make it a fundamental addition to your home gym equipment. Perfect for strength training at home or on the go
  • 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
5
9.7
Only today: 11% OFF!
£89.99 (11% DISCOUNT!)
Free Delivery**
  • 1 Second Quick-adjust Weight: No more annoying weight loading or unloading with this adjustable dumbbell. Switch between weights from 1.5 kg to 18 kg in mere seconds by effortlessly twisting the anti-slip handle with just one hand. Clear dials further enhance the ease of adjustment
  • Double Lock Designs with More Safety: This dumbbell incorporates a two-step weight plate locking mechanism, which enhances overall stability, balance, and safety during exercise routines. The weight adjustment feature is activated only when the dumbbell is securely placed on the tray, preventing accidental operation during exercise
  • Space-saving & Safe Storage: Taking up only a small footprint of 40 cm L × 20.5 cm W × 20.5 cm H, this adjustable weight saves significant space compared to other 12 standard sets. Easily stow it beneath a workout bench or on a garage shelf post-workout
  • Anti-slip Handle for Intensive Workouts: Tailored for comfort and control, this strength training dumbbell boasts a 3.7 cm diameter handle with anti-slip convex textures. The blend of hard and soft materials (PPR & ABS) elevates grip strength and ensures comfort during rigorous workouts
  • Secure & Silent Dumbbell: This hand weight includes a robust dumbbell base 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
6
9.6
Only today: 11% OFF!
£212.98 (11% DISCOUNT!)
  • WIDE WEIGHT RANGE: 2–24 kg per dumbbell with 15 fine increments, progress safely from beginner to advanced workouts.
  • QUICK DIAL SYSTEM: Change weights in seconds for efficient circuits, supersets and HIIT training at home.
  • SPACE SAVING DESIGN: One single dumbbell replaces 15 traditional dumbbells with a compact solution, keeping your home gym clutter free.
  • QUIET AND APARTMENT FRIENDLY: Moulded plate coating reduces clanging, perfect for early or late sessions in shared spaces.
  • ERGONOMIC AND SAFE: Secure grip handle with balanced feel for presses, rows, squats, lunges, curls and extensions.
  • ERGONOMIC AND SAFE: Secure grip handle with balanced feel for presses, rows, squats, lunges, curls and extensions.
  • SOLD AS A SINGLE DUMBBELL: Order one for solo use or two for a pair, ideal for home gyms, compact storage and progressive training.
7
9.5
  • 💪【15 in1 Adjustable Dumbbells】You will receive a pair of 24kg dumbbells, each adjustable in 15 different weights: 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., a set for a full body workout at home! .Include 2 Dumbbells + 2 hand Grip Strengthener.
  • 💪【1 second weight adjustment】No need to disassemble, just rotate the handle with one hand, you can easily realize the gear adjustment, free your hands, enjoy the movement.
  • 💪【Double auto-locking design】Double safety locks, anti-fall design, must be rotated on the base to adjust the weight, automatically lock when lifting the dumbbells, exercise is more secure, lifting over the head is not afraid of
  • 💪【High strength nylon base】10 dumbbell locking grooves closely fit the dumbbells and precisely lock the dumbbell plates to protect the dumbbells and prevent damage to the floor.
  • 💪【95% cost and space savings】Small size, small footprint, only 0.65 ft², can be placed anywhere, with a set of adjustable dumbbells can be at home to exercise the whole body, young and old alike! making it amazingly space saving.
  • 💪【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.
8
9.4
  • 【CUSTOMISABLE WEIGHT】Total weight with accessories: 20 kg, including 4 x 2.5 kg plates, 4 x 1.25 kg plates, 4 x 1 kg plates, 2 dumbbell bars, 4 spinlocks
  • 【NO SLIPS, NO NOISE】Robust center bars with non-slip knurling on the surface ensures a secure and comfortable grip; 4 spinlock collars prevent the dumbbell plates from rattling
  • 【BUILT TO LAST】No flimsy pieces here. With high-quality plastic coating and concrete and sand filling, this dumbells set is built for years to come
  • 【FOR VARIOUS TYPES OF STRENGTH TRAINING】With these dumbbells, you can train your arms, shoulders, chest, abdomen, back, and legs. Whether you are a beginner or an experienced fitness enthusiast, this barbell set has you covered
  • 【FAST ASSEMBLY & DISASSEMBLY】With its simple structure and included tools, this dumbbell set can be quickly assembled. Fitness at home has never been so easy
9
9.3
Only today: 32% OFF!
£169.99 (32% 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.
10
9.2
Free Delivery**
  • Adjustable dumbbell with 5 weight options; ideal for diverse strength training
  • Weight options include 2, 4.5, 7, 9.5, and 12 kilograms
  • Switch between weights easily with rotating handles
  • Secure locking mechanism to prevent weights from loosening during exercise
  • Complete weight set offers versatility in a space saving design

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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