The 10 Best Adjustable Dumbbell Offers in UK - November 2025

Last updated: 01. November 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: 33% OFF!
£39.99 (33% 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
9.9
  • 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
  • VERSATILE WEIGHT SET: Gallant Sports Adjustable Weights Dumbbells Set with Barbell elevates your workouts and health goals. Perfect for crafting diverse exercises, these weights dumbbells set for home & gym help enhance cardiovascular fitness, burn calories, build strength, and improve endurance for any sport or activity. Designed to meet your fitness needs, it’s ideal for both beginners and seasoned athletes aiming to achieve peak performance anytime, anywhere!
  • QUICK AND EASY TO USE: Adjustable dumbbells weights set for men and women are an excellent choice for creating a compact home gym system, perfect for any strength training workout routine. With this 20Kg dumbbell set, you can perform chest presses, squats, lunges, curls, rows, and a variety of other exercises to target multiple muscle groups. Ideal for fitness enthusiasts of all levels, it offers versatility and convenience to maximize your workouts in a small space.
  • DURABLE AND BUDGET FRIENDLY: The vinyl-coated design of these weights dumbbells and barbell set for home & gym safeguards your dumbbells against everyday wear and tear, ensuring long-lasting use. With the Gallant Adjustable Weights Dumbbell and Barbell set, you get the versatility of two weights sets in one, saving money while achieving your fitness goals. This innovative weights barbell set is perfect for building strength and endurance without the need for additional equipment.
  • EFFORTLESS ADJUSTMENTS & SPACE-SAVING DESIGN: The adjustable dumbbells feature user-friendly screw locks, enabling quick and hassle-free weights changes to customize your workout. Designed with convenience as a priority, this versatile weights dumbbell set for men and women can be stored compactly, making it perfect for home gyms or small spaces. Whether you're targeting strength, endurance, or toning, this barbell weights set provides a seamless solution for achieving your training goals.
  • COMPREHENSIVE PACKAGE & RETURNS: Includes 4 x 1KG plates, 4 x 1.25KG plates, 4 x 2.5KG plates, 2 dumbbell bars, 4 spin locks, and 1 center connector. This complete adjustable-weights dumbbell set for men and women has everything you need for versatile workouts. If you’re not fully satisfied with your purchase, we offer a full money-back refund, ensuring satisfaction with your choice and assurance as you work toward your fitness goals.
5
9.8
Only today: 31% OFF!
£34.99 (31% DISCOUNT!)
  • 【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, and a barbell bar that allow for 2 x 10 kg dumbbells or a 20 kg barbell
  • 【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
6
9.7
Only today: 28% OFF!
£35.99 (28% DISCOUNT!)
  • 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
7
9.6
  • All-in-One Training: Transforms in seconds from dumbbells to barbell or press-up handles—adaptable for all training needs. The hexagonal shape prevents rolling for safe, stable workouts
  • Customisable Weight: Includes 20 kg total—4 x 2.5 kg, 4 x 1.25 kg, 4 x 1 kg plates, 2 dumbbell bars, 4 spinlock collars, a barbell bar. Adjust weight easily to match progress or target muscles
  • Grip with Confidence: Textured, non-slip handles mean you can focus on your form—not on keeping hold of your weights. The barbell bar features a comfy foam wrap for extra support, making longer sessions a breeze
  • Safe & Floor-Friendly: Double-lock collars keep your weights secure, so there’s no wobbling or slipping. The hexagonal design stops rolling, making storage simple and protecting your floors from damage
  • Built to Last: Durable, low-odour plastic casing with a solid concrete and sand core means these weights are quiet in use and tough enough to handle your toughest workouts
8
9.5
Only today: 29% OFF!
£29.99 (29% DISCOUNT!)
  • Included Components: 12 x dumbbell plates, 2 x dumbbell bars, 4 x spinlock collars. Plates include 4 x 4.4 lb, 4 x 3.3 lb and 4 x 2.8 lb. Enjoy having a complete weight set in your home gym
  • Adjustable Weight: This 12-plate dumbbell set has a total weight of 20kg/44lb which can be easily adjusted with spinlock collars according to your training intensity. The adjustment weights of a single dumbbell range from 0.5kg/1lb (no plates attached) to 10kg/22lb (all the plates attached), which is very easy to use even for fitness beginners
  • Anti-Slip Grips: Quality PVC grips produce good force friction that allows you to hold tighter and more balanced. Meanwhile, they add comfort and safety throughout your exercise, improving coordination and avoiding injuries or accidents
  • Safe & Durable: This adjustable dumbbell set is made of durable non-slip PVC material for a safe grip and long service life. Additionally features 2 pairs of spinlock collars to prevent plates from loose or falling, this dumbbell weight set can be held very stably
  • Great for Body Workouts: This dumbbell set is a piece of ideal fitness equipment for free weight training that tones and sculpts your arms, shoulders, back, abs, glutes, legs as well as strengthen your strengths and muscles, and most importantly, your overall health
9
9.4
Only today: 4% OFF!
£48.99 (4% DISCOUNT!)
  • 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
10
9.3
  • 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

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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