Best Adjustable Kettlebells in 2026: Dial, Quick-Adjust and Competition Picks
An adjustable kettlebell replaces several fixed bells in a small space. These are the kettlebells we recommend, compared on range, adjustment style and shape.
By Jordan Hayes
Updated November 5, 2026
A set of kettlebells takes up a surprising amount of floor. An adjustable kettlebell replaces several fixed bells with one, which makes it a natural fit for a small home gym.
We compared seven adjustable kettlebells, from light beginner bells to competition-shape bells you adjust with tools. Each was judged on the same criteria and scored with the CGG Score.
Safety note: this guide is general product information, not medical or fitness advice. Talk with a doctor before starting a new exercise routine, and follow each manufacturer’s weight limit and setup instructions. See our health and safety policy.
| Award | Product | CGG Score About CGG ScoreThe CGG Score is a 0 to 10 rating calculated from each product's average Amazon customer rating, scaled so a 3.0 rating equals 6.2 and a 5.0 rating equals 9.4. Affiliate commissions never affect it. Learn more › | |
|---|---|---|---|
| Best Overall |
Polyfit Adjustable Kettlebell (5 to 12 lb)
|
9.1/10 | Buy |
| Best Value |
BowFlex SelectTech 840 Adjustable Kettlebell
|
9.1/10 | Buy |
| Best Premium |
Bells of Steel Adjustable Competition Kettlebell
|
8.9/10 | Buy |
| Best Budget |
Yes4All Adjustable Kettlebell (7.8 to 40 lb)
|
8.8/10 | Buy |
REP Fitness Adjustable Kettlebell
|
8.8/10 | Buy | |
Titan Fitness Adjustable Kettlebell (12 to 32 kg)
|
8.8/10 | Buy | |
Apex Adjustable Kettlebell Handle (20 to 50 lb)
|
8.6/10 | Buy |
Polyfit Adjustable Kettlebell (5 to 12 lb)
A light, three-in-one kettlebell that adjusts between 5 and 12 lb, with a wide PE-covered handle that fits both hands. It suits beginners and lighter conditioning work.
Pros
- Light 5 to 12 lb range
- Wide two-hand handle
- PE cover protects floors
- Very large base of owner ratings
Cons
- Outgrown quickly for swings
- Only three weight options
BowFlex SelectTech 840 Adjustable Kettlebell
A dial-adjust kettlebell that moves between six weights from 8 to 40 lb by turning a dial in its base. It replaces six fixed kettlebells and has a rubber and metal handle.
Pros
- Dial adjustment, 8 to 40 lb
- Six settings in one bell
- Very large base of owner ratings
- 2-year warranty per listing
Cons
- Composite body, not cast iron
- Shape differs from a classic bell
Bells of Steel Adjustable Competition Kettlebell
A competition-shape steel kettlebell with a 35 mm handle that adjusts from 12 to 20.5 kg in 0.5 and 1 kg steps, giving 18 settings. Plates change with an Allen key and wrench in under a minute, per the brand.
Pros
- Competition shape at every weight
- 18 settings, fine 0.5 to 1 kg steps
- 35 mm handle
- Steel shell, no plastic dial
Cons
- Needs tools to change weight
- Small base of owner ratings
Yes4All Adjustable Kettlebell (7.8 to 40 lb)
A cast iron adjustable kettlebell with seven settings from 7.8 to 40 lb, locking plates and a flat base. It stands about 10 inches tall for storage on a shelf or in a corner.
Pros
- Seven settings, 7.8 to 40 lb
- Cast iron construction
- Flat base for floor work
- 1-year warranty per listing
Cons
- Uneven steps between settings
- Plates change by hand
REP Fitness Adjustable Kettlebell
A steel kettlebell with five weight settings changed by pushing down and twisting, sold in 16 kg, 24 kg and 40 lb versions. Each internal plate is held by its own retainers, and the matte powder coat adds grip.
Pros
- Push-and-twist adjustment
- Five settings per bell
- Matte powder coat for grip
- Several size versions
Cons
- Check which version you order
- Fewer settings than plate-style bells
Titan Fitness Adjustable Kettlebell (12 to 32 kg)
A heavy adjustable kettlebell with a 12 kg shell and six cast iron plates that set it anywhere from 12 to 32 kg. Plates change with an included hex key and wrench, and the base is flat.
Pros
- Heaviest range here, to 32 kg
- Cast iron plates
- Flat base
- Hex key and wrench included
Cons
- Small base of owner ratings
- Tool change, not quick-adjust
Apex Adjustable Kettlebell Handle (20 to 50 lb)
A cast iron kettlebell handle and base that starts at 20 lb and accepts standard 1-inch plates you already own, up to 50 lb total. Plates are sold separately.
Pros
- Uses your existing 1-inch plates
- Cast iron handle
- Up to 50 lb total
- 2-year warranty per listing
Cons
- Plates not included
- Loaded shape is longer than a bell
Adjustable Kettlebells Compared
| Model | Range | Settings | Adjustment | Shape |
|---|---|---|---|---|
| Polyfit | 5 to 12 lb | 3 | By hand | Classic, wide handle |
| BowFlex SelectTech 840 | 8 to 40 lb | 6 | Dial | Composite body |
| Bells of Steel | 12 to 20.5 kg | 18 | Tools | Competition |
| Yes4All | 7.8 to 40 lb | 7 | By hand, locks | Classic cast iron |
| REP Fitness | By version (16 kg, 24 kg, 40 lb) | 5 | Push and twist | Classic steel |
| Titan Fitness | 12 to 32 kg | Many | Tools | Competition-style shell |
| Apex handle | 20 to 50 lb | Depends on your plates | Unscrew base, add plates | Handle and plates |
Figures come from each Amazon listing at the time of our review. Some listings offer several versions; confirm the range before you buy.
How We Picked These Kettlebells
We started from adjustable kettlebells on Amazon with verified owner ratings, covered each common adjustment style and weight range, and compared them on:
- Weight range and steps.
- Adjustment method: dial, push-and-twist, hand locks or tools.
- Shape and handle, which affect swings, cleans and presses.
- Materials and base for floor work and storage.
- Warranty as stated on the listing.
Our full method is on the How We Review page.
Adjustable Kettlebell Buying Guide
Pick the Range for Your Main Moves
Swings and deadlifts usually call for heavier weights than presses, get-ups or goblet squats. Light bells like the Polyfit suit beginners and conditioning circuits; bells that reach 40 lb or 20 kg and beyond cover most home training; the Titan reaches 32 kg for stronger lifters.
Quick-Adjust or Tool-Adjust
Dial and push-and-twist bells like the BowFlex and REP change weight in seconds, which suits workouts that move between exercises. Plate-and-screw bells like the Bells of Steel and Titan take a minute and a tool, but keep the same competition shape at every weight and have fewer moving parts.
Shape Matters for Swings
Competition-style bells keep the handle and body size the same at every weight, so your technique stays consistent. Dial-style bells can feel bulkier and sit differently against your forearm in cleans and snatches.
Floors and Space
Swings need clear space in front of and behind you. Train on a firm, non-slip surface, and use rubber flooring or a mat to protect the floor when you set the bell down.
Safety Basics
- Check that plates and locks are secure before every set.
- Do not drop dial-style kettlebells unless the manual says they are designed for it.
- Learn swing technique at a light weight first, and keep children and pets out of the swing path.
Who Should Skip an Adjustable Kettlebell
- Kettlebell sport athletes who need fixed competition bells at exact weights.
- Anyone who needs two bells at once for double-kettlebell work, unless they buy two.
- People who mainly want dumbbell training, who may prefer adjustable dumbbells.
Why You Should Trust Us
CompactGymGuide compares adjustable kettlebells for small homes using published specifications, manufacturer documentation, and patterns in verified owner feedback. Every product in this guide was judged against the same criteria, and each one carries a CGG Score, a 0 to 10 rating calculated from its average Amazon customer rating with a formula we publish on our How We Review page.
We do not conduct our own product trials; our evaluations are grounded in research, published data, and verified buyer feedback. We may earn a commission when you buy through our links, but that never changes which products we include or how they rank. Details are in our affiliate disclosure.
Final Thoughts
Match the range to your heaviest regular exercise, then choose quick-adjust convenience or a consistent competition shape.
- Best Overall: Polyfit Adjustable Kettlebell, tied for the highest rating here, a light 5 to 12 lb bell for beginners and conditioning work.
- Best Value: BowFlex SelectTech 840, tied for the highest rating, with dial adjustment from 8 to 40 lb.
- Best Budget: Yes4All Adjustable Kettlebell, a cast iron bell from 7.8 to 40 lb.
- Best Premium: Bells of Steel Adjustable Competition Kettlebell, with 18 settings and a consistent competition shape.
- Heaviest Range: Titan Fitness Adjustable Kettlebell, from 12 to 32 kg.
Browse more in our adjustable kettlebells section.
Frequently Asked Questions
Are adjustable kettlebells good for swings?
Yes, if the locks are secure and the shape suits you. Competition-style bells keep the same feel at every weight; dial bells can feel bulkier.
What weight adjustable kettlebell should I buy?
Choose a range that covers your heaviest common exercise, often swings or deadlifts, with room to progress. Beginners often start in a lighter range.
Can you drop an adjustable kettlebell?
Most are not designed to be dropped, especially dial-style bells. Set them down under control.
Kettlebell or dumbbell?
Kettlebells suit swings, cleans and get-ups; dumbbells suit presses, rows and curls. Many home gyms use both.
About the author
Jordan Hayes is an editor at CompactGymGuide covering home gym equipment for small spaces, from folding cardio machines to adjustable weights. He researches product specifications, manufacturer documentation, and verified owner feedback to build practical buying guides for people who train at home.