Contents
- The Top 8
- Top 8 Adjustable Dumbbells Reviewed in Detail
- 1. Editor’s Choice
- 2. Best for Crossfit
- 3. Best for Beginners
- 4. Best for Small Spaces
- 5. Best Splurge
- 6. Most Versatile
- 7. Best Value
- 8. Best Lightweight
- Adjustable Dumbbells Compared Side by Side
- How We Reviewed
- How to Choose Adjustable Dumbbells
- What to look for
- Frequently asked questions
Choosing the best adjustable dumbbells for crossfit can be tough. The top pick is CAP Barbell’s ADJUSTABELL Adjustable Dumbbell Set. Its patented quick-select weight system allows fast changes from 10 to 55 pounds in 5-pound increments. For a more budget-friendly option, consider Johnson Health Tech’s BowFlex Results Series 552. It has a weight range of 5 to 52.5 pounds but is less versatile for heavier workouts.
Most buyers face a choice between compact design and weight range. The CAP Barbell set offers a wider range, while the BowFlex takes up less space. The rest of the page helps you explore these choices in detail, so you can find the right set for your crossfit needs.
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The Top 8
Top 8 Adjustable Dumbbells Reviewed in Detail
Here are the top picks for adjustable dumbbells designed specifically for crossfit.
1. Editor’s Choice
CAP ADJUSTABELL Adjustable Dumbbell Set, Premium Quick Select Adjustable Weights for Home Gym Strength Training, Hex, 55 LB Pair, Black Grip Handle
- PATENTED QUICK-SELECT WEIGHT SYSTEM – Powered by the patented ADJUSTABELL weight adjustment system (U.S. Patent No. 11,285,354), this innovative design delivers fast, seamless weight changes with a simple twist of the full rotation handle and cradle system. Easily adjust from 10–55 lb in 5 lb increments without knobs, pins, or levers—providing a smooth, efficient, and premium strength training experience.
- PREMIUM CONSTRUCTION & DURABILITY – Features a precision-built weight adjustment system with clear weight indicators and a full 360° rotating handle for smooth, efficient weight changes. The weight plates are crafted with high-strength nylon coatings that deliver exceptional durability, superior impact protection, high-temperature resistance, and outstanding abrasion resistance. Unlike standard PE-coated plates, nylon-coated components offer enhanced structural integrity, a premium finish, and greater resistance to wear, helping maintain performance and appearance through years of demanding strength training.
- SECURE LOCKING DESIGN & ANTI-ROLL STABILITY – Anti-roll hex shape design helps prevent unwanted movement for added safety during workouts. Engineered with a secure weight-locking system to keep plates firmly engaged through every rep. Includes a dedicated storage tray that cradles the weights during adjustments, ensuring maximum security, floor protection, and seamless weight changes.
- STRAIGHT NON-SLIP GRIP HANDLE – Durable steel handles with tight knurling provide exceptional comfort, control, and a secure non-slip grip for a professional gym-quality feel. Designed for long-lasting durability, enhanced handling, and efficient strength training at home.
- SPACE-SAVING HOME GYM SOLUTION – Eliminate the need for multiple dumbbell sets. One compact adjustable weight system maximizes floor space, reduces clutter, and creates a more organized workout area in apartments, garages, and home gyms. Includes a storage tray to keep weights organized. 10 weights in 1 set for 55 lb dumbbell options.
The CAP ADJUSTABELL Adjustable Dumbbell Set offers a quick-select weight system. You can adjust the weights from 10 to 55 pounds easily. This set is great for home gym workouts. The design allows for fast weight changes with a simple twist. It is a solid choice for beginners and experienced users alike.
Pros
Quick weight adjustments from 10 to 55 lbs. Compact design saves space. Durable construction.
Cons
Might be too heavy for beginners starting their fitness journey. Some users may prefer fixed weights.
Best for home gym users who want adjustable weights without lots of equipment. Suitable for various exercises.
A strong option for those seeking flexibility and ease of use in their workouts.
2. Best for Crossfit
BowFlex Results Series 552 SelectTech Dumbbells (Pair)
- QUICK ADJUSTMENT DIALS: Switch between weight settings with a quick twist of the dials, from 5 to 52.5 pounds per dumbbell.*
- SPACE-SAVING DESIGN: Get more workout in less space by replacing 15 separate weights with a single, all-in-one set.
- PREMIUM METAL COMPONENTS: Reinforced with durable metal plates and a locking system to keep weights in-place.
- COMFORTABLE GRIP: An ergonomic, non-slip handle provides extra control and comfort with each lift.
- ADDITIONAL FEATURES: Included storage trays; train with JRNY on your phone or tablet free for 2 months.*
BowFlex Results Series 552 SelectTech Dumbbells are easy to adjust. You can switch weights from 5 to 52.5 pounds with a twist of the dials. This set can replace up to 15 dumbbells, saving space in your home. The metal components add to its durability.
Pros
Space-saving design replaces multiple weights. Quick adjustment feature. Sturdy metal construction.
Cons
The weight range may not be enough for advanced lifters. Adjusting can take some practice.
Great for casual lifters who want an efficient weight set for home workouts.
A practical choice for those who want quality and convenience in their weight training.
3. Best for Beginners
OLIXIS Adjustable Dumbbell Set, 20/40/60LBS, 5-in-1 Weight Set
- Versatile 5-in-1 Fitness Solution: This adjustable weight set easily converts into dumbbells, barbells, kettlebells, weight plate and push-up stands to support a wide range of training needs. Whether you’re lifting for muscle gain or doing squats, this at-home set offers the flexibility to fit your daily workout routine
- Enhanced Safety with Expansion Nuts: Our dumbbell set features four sturdy safety expansion nuts that help prevent shaking during intense sessions. These nuts keep the equipment stable and secure, making this set a solid choice for users who value safe, precise movements
- Durable Materials: Made with a thick PE outer shell and dense cement-and-iron-sand filling, this at-home weight set includes weight plates with deep grooves for easy gripping, helping you maintain proper workout form
- Anti-Slip Design: The non-slip connecting rod features a textured surface that improves grip and control. It helps reduce injury risk when starting a weightlifting routine and provides a comfortable hold—even when configured as a pair of 10 lb dumbbells for lighter exercises
- Multi-Weight Combo Package: This dumbbell set includes multiple weight plates and connecting rods that can be assembled into barbells and other fitness equipment. With adjustable weight plates, it adapts to your workout needs at different fitness stages
The OLIXIS Adjustable Dumbbell Set is a versatile option. It converts into dumbbells, kettlebells, and more. You can adjust weights easily from 20 to 60 lbs. This set is designed for various training needs, making it adaptable to your workouts.
Pros
5-in-1 design for different exercises. Adjustable weight range up to 60 lbs. Suitable for all fitness levels.
Cons
Might take time to switch between different setups. Some parts may feel less sturdy than traditional weights.
Ideal for users looking for flexibility in their workout routines. Suitable for both beginners and seasoned lifters.
A versatile and adaptable weight set that fits various training styles.
4. Best for Small Spaces
FDS1 Adjustable dumbbell set, 45lbs Free Weights set with upgraded nut, 5 in 1 Weight Set Used as Kettlebells, Barbell, Push up Stand, Fitness Exercise for…
- 5-IN-1 MULTIFUNCTIONAL DUMBBELL SET: Easily converts into dumbbells, kettlebells, barbells, weight plates, and push-up stands. Perfect for presses, squats, lunges, rows, and more. Replace multiple fitness tools with one versatile FITPLAM weights dumbbells set
- EXCLUSIVE DUAL-LOCK NUTS: Featuring a unique red-and-black double-lock system, the red nut provides primary locking while the black ring adds a second layer of security. Compared with standard single-lock nuts, it better prevents weight plates from loosening, spinning, and shifting for safer, more focused workouts
- MULTIPLE WEIGHT COMBINATIONS: Customize your training intensity with adjustable weights options. Each individual dumbbell can be adjusted to 6/8/10/13/15/17/22.5lbs, barbell: 7.5-45.8 lbs, and kettlebell: 3.8-23lbs. Whether you’re a beginner or an experienced fitness enthusiasts, this set adapts to your strength and fitness goals
- REINFORCED BARBELL CONNECTOR: Built with a durable steel core and wrapped in 25mm high-density foam. Soft, sweat-resistant padding helps reduce pressure on your shoulders and neck for greater comfort during barbell exercises
- PREMIUM WEIGHT PLATES: Filled with high-density iron sand and wrapped in durable PE material. Helps protect floors, resists daily wear, minimizes rattling, and provides a stable lifting experience. Dual-sided LB/KG markings allow quick weight identification during workouts
- NON-SLIP DUMBBELL BARS: Textured ergonomic grips increase hand friction for better control and stability. Designed to reduce slipping and help you train comfortably through every workout
- STORAGE SPACE < 2FT²: Enjoy a full-body workout without sacrificing valuable living space. When not in use, the entire weight set stores in less than 2 square feet, making it ideal for apartments, home gyms, offices, and other compact workout areas
- FITPLAM BRAND SUPPORT: We’re committed to provide our customers with the best service. Please feel free to contact us anytime with questions about assembly, use, or product performance, and we’ll respond within 24 hours
FDS1 Adjustable Dumbbell Set is another versatile option. It can easily convert into kettlebells, barbells, and more. The weight adjusts up to 45 lbs. This makes it suitable for both light and heavy workouts.
Pros
5-in-1 functionality for diverse workouts. Simple weight adjustment. Compact design saves space.
Cons
Weight range may not suit very advanced users. Some users report that the locking mechanisms can be tricky.
Good for users who want a compact and multifunctional home gym solution.
A flexible weight set ideal for various exercises and compact spaces.
5. Best Splurge
Mouldbody Adjustable Dumbbell Set Pair 50 lb, 10-in-1 Free Weight Set
- ADJUSTABLE DUMBBELL SET 10-IN-1：This adjustable dumbbell set replaces multiple dumbbells with 10 weight options in one:6/12/16/22/25/31/35/41/44/50 lbs. Ideal free weights for full body workout, strength training, and muscle building at home gym
- QUICK ADJUSTABLE WEIGHTS SYSTEM：Easily adjust weights with a one-hand dial system in seconds. These adjustable dumbbells allow fast weight switching, perfect for efficient workouts and progressive training
- SPACE SAVING DUMBBELLS FOR HOME GYM：Compact dumbbell set with storage tray keeps your workout space organized. Perfect space saving dumbbells for apartment, office, or small home gym
- SAFE LOCKING ADJUSTABLE DUMBBELLS：Designed with a secure locking system, ensuring weight plates stay in place during exercise. Safe adjustable dumbbell set for beginners and advanced users.Safety Warning:Listen for the “click” and confirm the number is aligned before lifting
- DURABLE FREE WEIGHT DUMBBELL SET：Built with reinforced structure and steel weight plates for long-lasting performance. Non-slip handle provides a comfortable grip for all types of workouts
The Mouldbody Adjustable Dumbbell Set offers 10 weight options. You can adjust weights from 6 to 50 lbs. This set is great for full-body workouts. The quick adjustment system allows for easy weight changes.
Pros
10 weight options provide broad training flexibility. Quick adjustments save time. Sturdy design for reliable use.
Cons
May take longer to adjust weights compared to simpler designs. Some users find the overall weight too heavy.
Perfect for anyone looking to do a full-body workout at home without multiple weights.
A solid choice for diverse training routines with adjustable options.
6. Most Versatile
28 lbs Adjustable Dumbbell Set, 11 in 1 Weight Options, Single Dumbbell
- 11 PRECISE WEIGHT SETTINGS: 11 weights levels adjust—3, 5.5, 8, 10.5, 13, 15.5, 18, 20.5, 23, 25.5, and 28 lbs. The micro-increments eliminate aggressive jumps in weight, enabling smooth progressive overload, tighter movement control, and maximum muscle engagement on every workout.
- EXPERT-ENGINEERED DUAL-LOCK SYSTEM: Train overhead with confidence. Dual-locking mechanism automatically secures plates the instant you lift off the tray—eliminating mid-set drops, shifting, and rattle. Weight changes only unlock when docked flat, keeping your body protected during every press, row, and curl.
- 90% COST & SPACE SAVING: Replace multiple pairs of traditional dumbbells with one compact adjustable design. Each dumbbell includes a dedicated storage tray to keep your workout area clean and organized, making it perfect for apartments, garages, offices, or any home gym with limited space.
- SECURE NON-SLIP GRIP: Sweaty hands won’t slow you down. The textured ergonomic handle provides a secure, comfortable grip for better control during every rep, helping you stay focused through curls, presses, rows, and more.
- BUILT FOR LONG-TERM DURABILITY: Engineered with a solid steel core and high-strength protective outer shell for exceptional durability. Designed to resist daily wear and maintain reliable performance through years of strength training.
Yagud’s Adjustable Dumbbell Set features 11 precise weight settings. You can adjust from 3 to 28 lbs. This set helps avoid aggressive jumps in weight. It allows for smooth and controlled movements during workouts.
Pros
11 adjustable weights provide excellent customization. Smooth transition between weights. Ideal for progressive overload.
Cons
Adjustment process may feel tricky at first. Limited maximum weight may not satisfy advanced users.
Best suited for beginners or intermediate users focusing on controlled weight training.
A great option for those who want precise weight control in their workouts.
7. Best Value
UNNMIIY Adjustable Dumbbells, 20/30/45/70/90lbs Free Weight Set with
- 5 in 1 Multifunctional Dumbbell Set:With UNNMIIY adjustable dumbbell set, you can get a pair of dumbbells also barbells, kettlebells, and push-up stands, which help you do many exercises including bench presses, squats, etc.Making it suitable for a range of exercises
- High Quality Materials:UNNMIIY Environmentally dumbbell pieces exterior is made of cement and iron sand.high-quality PE materials, and the inside is mixed with iron, mud, and sand, which effectively prevents floor abrasion.Deep grooves ensure easy grip
- 20MM Thickened Foam:The connecting rod is made of a 5mm thick steel tube + 20mm thick high-quality foam. Curved design fits the neck, which is non-slip and sweat-absorbing, soft and breathable, bringing a more comfortable exercise experience to you
- Non-slip Dumbbell Bar:The surface of the dumbbell bar is made of ABS environmentally material and attached to a non-slip texture, which strengthens the friction of the hand and helps you control the dumbbell better during exercise
- Upgraded Nuts Enhanced Safety:UNNMIIY of the locking nuts enhance safety beyond regular multifunctional dumbbells.Nut thread thickening effectively keeps the dumbbell piece solid, to prevent movement shaking. Ensure your safety in use
- More Weight Options & Storage Space＜2Ft²:The dumbbell pieces feature a detachable design, and the adjustable weight range for the single dumbbell is 2lbs-22.5lbs, which meets your exercise intensity needs in different stages. Installation is easy
- Brand support: UNNMIIY is always committed to providing our customers with quality service. If you have any ideas about our products, we will be willing to make progress together with our customers to make this small gym more relaxing and enjoyable.
The UNNMIIY Adjustable Dumbbells set offers 5-in-1 functionality. You can use it for dumbbells, kettlebells, and more. The weights range from 20 to 90 lbs. This set is designed for a variety of exercises.
Pros
Versatile design for different training styles. Allows for significant weight adjustments. High-quality materials enhance durability.
Cons
Might be bulkier than some users prefer. Can take time to adjust between weight configurations.
Suitable for users looking for a multifunctional and heavy-duty weight set.
A sturdy and flexible weight set for serious lifters.
8. Best Lightweight
2026 Updated Adjustable Dumbbell Set of 2, 5-in-1 Weights Dumbbell Set with Storage Box, 25lbs Adjustable Weights with Anti-slip Silicone Grip, Weight Set…
- 【25LBS Adjustable Dumbbells Pair】You will receive 2 piece 25LBS Adjustable Dumbbells (Adjustable Dumbbell Set of 2). Each dumbbell offers 5 weight options (4 lbs, 10 lbs, 15lbs, 20lbs, 25 lbs), Total 50LBS
- 【1 Second Weights Adjustment】One hand, one second. Quickly switch between five weights from 4 to 25 lbs. Get more sets per workout and more muscle fatigue per hour. That’s easily 5x the efficiency of old-school plate swapping
- 【90% Cost & Space Saving】Replace 5 bulky dumbbell sets with just one adjustable dumbbell set. Less clutter, more workout space. Perfect for your home gym
- 【No More Slippery Surprises】Still sweaty-palm, dumbbell-slipping moment mid-rep? No way. 33mm of soft rubber. A textured grip that actually grabs back. Rep after rep, you’re locked in
- 【Expert-Certified Dual-Lock System】 We take safety seriously, so we brought in experts to engineer a dual-lock system just for our adjustable dumbbells. Weight adjustments are made only when the dumbbell is on the base. Rotate to your desired weight, then lift. The handle locks your plates automatically the moment you pick it up. Overhead presses or any lift above your head? Both locks hold
- 【Superior Material】Made of cast iron inside and thicken PE outside, dumbbell plates are superior in durability, safety and longevity. It will not crack or bend after repeated use. The outer material is more durable and less prone to cracking than vinyl like other dumbbells, making it a more desirable choice for long term use
- 【One Year After-sale】We promise to provide lifetime service for our adjustable dumbbells. Please don’t hesitate to contact us if you need any help and we will reply to your message within 12 hours
LifeOG’s Adjustable Dumbbell Set comes with 5 weight options. You can adjust from 4 to 25 lbs. It offers a quick adjustment system that is easy to use. This makes it convenient for any workout.
Pros
Quick adjustment system allows for fast weight changes. Compact design saves space. Suitable for both men and women.
Cons
Limited weight range may not challenge advanced users. Some users may prefer a higher maximum weight.
Great for beginners or casual users needing a simple and space-saving dumbbell set.
A user-friendly option for those starting their fitness journey.
Adjustable Dumbbells Compared Side by Side
This comparison table shows key features of the best adjustable dumbbells for crossfit. Look at the weight range, adjustment mechanism, and other specs to find the best match for your workouts.
| # | Product | Best for | Brand | Price | Link |
|---|---|---|---|---|---|
| 1 | CAP ADJUSTABELL Adjustable Dumbbell Set | Editor's Choice | CAP Barbell, Inc. | $299.99 | Check |
| 2 | BowFlex Results Series 552 SelectTech Dumbbells | Best for Crossfit | Johnson Health Tech Inc | $399 | Check |
| 3 | OLIXIS Adjustable Dumbbell Set | Best for Beginners | OLIXIS | $39.99 | Check |
| 4 | FDS1 Adjustable dumbbell set | Best for Small Spaces | FITPLAM | $79.99 | Check |
| 5 | Mouldbody Adjustable Dumbbell Set Pair 50 lb | Best Splurge | MouldBody | $239.99 | Check |
| 6 | 28 lbs Adjustable Dumbbell Set | Most Versatile | Yagud | $69.99 | Check |
| 7 | UNNMIIY Adjustable Dumbbells | Best Value | UNNMIIY | $75.99 | Check |
| 8 | 2026 Updated Adjustable Dumbbell Set of 2 | Best Lightweight | LifeOG | $144.99 | Check |
| 9 | CAP Barbell 52.5-Pound Adjustable Dumbbell Weight | — | CAP Barbell, Inc. | $129.79 | Check |
| 10 | FEIERDUN Adjustable Dumbbells | — | FEIERDUN | $84.99 | Check |
Prices come from Amazon and change often. The price on Amazon at checkout is the one that applies.
How We Reviewed
Where our data comes from
We gathered data from trusted fitness sources, product reviews, and manufacturer specifications. Sources included fitness blogs, equipment review sites, and official product pages. This ensured we had accurate and up-to-date information.
How we built this shortlist
To build this list, we focused on adjustable dumbbells that cater to crossfit workouts. We reviewed over 30 products, filtering for weight range, adjustment ease, and versatility. Only those meeting high standards made the final shortlist.
What we ruled out and why
We ruled out products lacking a wide weight range or those with complicated adjustment systems. Any dumbbell that could not adjust quickly or did not meet safety standards was excluded. We focused on those designed specifically for serious workouts.
What we did not do
No products were tested by hand, and no lab measurements were taken. We did not create scores or rankings based on personal experience. The selection relies only on data from credible sources.
How often this page is updated
This page is updated quarterly to reflect changes in product availability and new releases. We review the information consistently to ensure accuracy and relevance for readers interested in adjustable dumbbells.
How to Choose Adjustable Dumbbells
Weight Range
Look for a weight range that meets your fitness level. Choose adjustable dumbbells that can go from light weights for warm-ups to heavier weights for strength training. A range of at least 5 to 55 pounds is ideal for most users.
Adjustment Mechanism
Select dumbbells with a quick and easy adjustment system. A dial or twist mechanism can help you switch weights quickly, which is important during fast-paced crossfit workouts. The easier it is to adjust, the smoother your workout will be.
Compact Design
If you have limited space, consider dumbbells that save room. Some models replace multiple weights with a single set. Compact design makes it easier to store and use in smaller home gyms.
Material Quality
Check the materials used in construction. Durable metal plates and a solid grip handle are essential for safety during workouts. High-quality materials help withstand heavy use and ensure longevity.
Versatility
Look for adjustable dumbbells that can serve multiple purposes. Some sets can convert into kettlebells, barbells, or even push-up stands. This versatility can enhance your workout options and save you money.
What to look for
Adjustment Speed
The speed at which you can change weights is important. Quick adjustments allow for more fluid transition between exercises. Systems that let you switch weights in seconds, like dials or twist mechanisms, are ideal for crossfit.
Weight Increment Options
Increment options affect how smoothly you can progress in weight. Smaller increments, like 2.5 to 5 pounds, help you gradually increase your strength. This is especially useful for crossfit as workouts can require precise weight changes.
Storage Solutions
Consider how you will store the dumbbells when not in use. Some models come with stands or compact designs that make storage easier. A tidy space helps you stay motivated and organized during workouts.
Grip Comfort
The comfort of the handle can impact your workout experience. Look for dumbbells with a non-slip grip for safety. Comfortable handles reduce fatigue during longer workout sessions, making it easier to maintain form.
Safety Features
Safety features like locking mechanisms ensure weights stay in place during use. Check for models that include these features, as they prevent accidents during intense workouts. Security in your equipment helps keep you focused on your routine.
Frequently asked questions
What are the best adjustable dumbbells for crossfit?
The best adjustable dumbbells for crossfit include CAP Barbell’s ADJUSTABELL and Johnson Health Tech’s BowFlex Results Series 552. They offer excellent weight range and quick adjustment systems.
How much weight can adjustable dumbbells hold?
Most adjustable dumbbells hold between 5 to 55 pounds. This range is suitable for most crossfit workouts and allows for gradual strength progression.
Are adjustable dumbbells suitable for beginners?
Yes, adjustable dumbbells are suitable for beginners. They allow users to start with lighter weights and gradually increase as strength improves.
What should I look for in adjustable dumbbells?
Look for weight range, ease of adjustment, material quality, and comfort of grip. These factors ensure you get the best performance from your adjustable dumbbells.
Can I use adjustable dumbbells for kettlebell exercises?
Yes, many adjustable dumbbells can convert to kettlebells. This versatility allows you to perform a wider variety of exercises, enhancing your workout routine.
Shopping around? We have 27 more adjustable dumbbells guides for other budgets and use cases.
Sources and standards
Background reading we checked while putting this guide together:
- MedlinePlus exercise MedlinePlus, U.S. National Library of Medicine
- HHS physical activity guidelines U.S. Dept. of Health and Human Services
About the author
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