Amazon sells dozens of adjustable kettlebells, from well-known brands to new listings with few reviews. Sorting proven picks from risky ones is the hard part.
We compared adjustable kettlebells sold on Amazon by owner ratings, review volume, price, range and build quality. Prices and ratings change often, so check the listing before you buy. See how we review and our main best adjustable kettlebells guide.
Top 3 Best Adjustable Kettlebells on Amazon at a Glance
BowFlex SelectTech 840 Adjustable Kettlebell
- 8–40 lb in 6 settings (8, 12, 20, 25, 35, 40 lb)
- Turn-of-a-dial adjustment
- Replaces up to 6 kettlebells
- Works with JRNY app (trial included)
Yes4All Adjustable Kettlebell (40 lb)
- Up to 40 lb with 6 cast iron plates
- Lock-and-slide plate mechanism
- Flat base for upright storage
- Textured non-slip handle
Apex Adjustable Kettlebell Handle (20–50 lb)
- 20 lb base, loads to 50 lb
- Uses standard 1-inch plates
- Cast iron with powder coat
- U-shaped handle
Best Adjustable Kettlebells on Amazon in 2026
| Kettlebell | Best For | Key Specs | Amazon Rating | Price |
|---|---|---|---|---|
| 1. BowFlex SelectTech 840 Adjustable Kettlebell | Best Overall on Amazon | 8–40 lb in 6 settings (8, 12, 20, 25, 35, 40 lb); Turn-of-a-dial adjustment; Replaces up to 6 kettlebells | 4.8/5 | Check Price |
| 2. Yes4All Adjustable Kettlebell (40 lb) | Best Value on Amazon | Up to 40 lb with 6 cast iron plates; Lock-and-slide plate mechanism; Flat base for upright storage | 4.6/5 | Check Price |
| 3. Apex Adjustable Kettlebell Handle (20–50 lb) | Cheapest Heavy Kettlebell | 20 lb base, loads to 50 lb; Uses standard 1-inch plates; Cast iron with powder coat | 4.4/5 | Check Price |
| 4. REP Fitness Adjustable Kettlebell | Best Premium Pick on Amazon | Push-down-and-twist weight selection; Matte powder-coated finish; Internal nylon weight retainers | 4.6/5 | Check Price |
| 5. XRT65 Adjustable Kettlebell (7.8–40 lb) | Best Dial Alternative | 7.8 to 40 lb; Quick dial changes; Iron handle, color-coded plates | 4.5/5 | Check Price |
| 6. Polyfit Adjustable Kettlebell (5-in-1) | Best Cast Iron Up to 50 lb | 30, 40 or 50 lb versions; 10 lb minimum, 5 settings; Solid cast iron, matte coating | 4.9/5 | Check Price |
| 7. TopMade Adjustable Kettlebell (5–12 lb) | Best Light Kettlebell | 5, 8, 9 and 12 lb settings; Click-and-twist assembly; Vinyl-coated cast iron | 4.6/5 | Check Price |
| 8. EAST MOUNT 3-in-1 Adjustable Kettlebell (5–15 lb) | Best Budget 15 lb Set | 5, 9 and 15 lb settings; Wide triangle handle; Wrist-friendly shape | 4.4/5 | Check Price |
1. BowFlex SelectTech 840 Adjustable Kettlebell – Best Overall on Amazon
- 8–40 lb in 6 settings (8, 12, 20, 25, 35, 40 lb)
- Turn-of-a-dial adjustment
- Replaces up to 6 kettlebells
- Works with JRNY app (trial included)
Pros
- ✓ Very fast dial changes
- ✓ Huge owner base with strong ratings
- ✓ Compact replacement for a full set
Cons
- ✗ Larger and boxier than a cast iron bell
- ✗ Not built for being dropped
BowFlex’s SelectTech 840 is the top-rated adjustable kettlebell on Amazon we found, with a 4.8-star average across more than 7,729 ratings. It listed at about $127 when we checked.
A dial selects 8, 12, 20, 25, 35 or 40 lb, so one bell replaces six. It is the easiest choice if you want a proven, fast-adjusting kettlebell.
Best for: Most Amazon shoppers who want a safe, popular pick.
May not fit: People who want a traditional cast iron bell.
2. Yes4All Adjustable Kettlebell (40 lb) – Best Value on Amazon
- Up to 40 lb with 6 cast iron plates
- Lock-and-slide plate mechanism
- Flat base for upright storage
- Textured non-slip handle
Pros
- ✓ Solid cast iron construction
- ✓ Feels like a traditional kettlebell
- ✓ Good value for 40 lb
Cons
- ✗ Slower to change than dial bells
- ✗ Plates must be swapped by hand
Yes4All’s 40 lb adjustable kettlebell listed at about $91 and has hundreds of positive ratings. Six cast iron plates slide in and lock to set the weight.
It feels like a real kettlebell at a much lower price than dial models.
Best for: Value shoppers who want cast iron.
May not fit: People who change weight constantly.
3. Apex Adjustable Kettlebell Handle (20–50 lb) – Cheapest Heavy Kettlebell
- 20 lb base, loads to 50 lb
- Uses standard 1-inch plates
- Cast iron with powder coat
- U-shaped handle
Pros
- ✓ Very low price
- ✓ Uses plates you may already own
- ✓ Tough cast iron build
Cons
- ✗ Plates sold separately
- ✗ Changing weight takes time
The Apex adjustable kettlebell handle listed at about $48. It weighs 20 lb on its own and loads to 50 lb with standard 1-inch plates.
If you already have plates, it is the least expensive way to get a heavy bell on Amazon.
Best for: Lifters who own 1-inch plates.
May not fit: Anyone without spare plates.
4. REP Fitness Adjustable Kettlebell – Best Premium Pick on Amazon
- Push-down-and-twist weight selection
- Matte powder-coated finish
- Internal nylon weight retainers
- Several size options available
Pros
- ✓ Quick push-and-twist adjustment
- ✓ Grippy matte finish
- ✓ From a respected equipment brand
Cons
- ✗ Pricier than budget bells
- ✗ Range depends on the size you buy
REP Fitness’s adjustable kettlebell listed at about $160. Push down and twist the handle to change weight.
The matte powder coat is grippy, and REP is a well-known home gym brand.
Best for: Shoppers who want a premium brand.
May not fit: Tight budgets.
5. XRT65 Adjustable Kettlebell (7.8–40 lb) – Best Dial Alternative
- 7.8 to 40 lb
- Quick dial changes
- Iron handle, color-coded plates
- Compact for apartments
Pros
- ✓ Fast dial adjustment
- ✓ Iron handle feels solid
- ✓ Compact footprint
Cons
- ✗ Smaller brand
- ✗ Fewer reviews than BowFlex
The XRT65 kettlebell listed at about $111 and dials from 7.8 to 40 lb.
Its iron handle and color-coded plates make it a solid alternative to BowFlex.
Best for: Dial convenience for less.
May not fit: Buyers who want a big brand.
6. Polyfit Adjustable Kettlebell (5-in-1) – Best Cast Iron Up to 50 lb
- 30, 40 or 50 lb versions
- 10 lb minimum, 5 settings
- Solid cast iron, matte coating
- Non-slip finish
Pros
- ✓ Cast iron feel and durability
- ✓ Up to 50 lb option
- ✓ Excellent early ratings
Cons
- ✗ Fewer reviews so far
- ✗ Changing plates is slower than dials
Polyfit’s 5-in-1 kettlebell listed at about $180 for the size we checked. 30, 40 and 50 lb versions are available.
Ratings are excellent so far, although the number of reviews is still small.
Best for: Cast iron up to 50 lb.
May not fit: Shoppers wanting a long review history.
7. TopMade Adjustable Kettlebell (5–12 lb) – Best Light Kettlebell
- 5, 8, 9 and 12 lb settings
- Click-and-twist assembly
- Vinyl-coated cast iron
- Compact and lightweight
Pros
- ✓ Very affordable
- ✓ Floor-friendly vinyl coating
- ✓ Easy to store
Cons
- ✗ Too light for strength work
- ✗ Small range
TopMade’s adjustable kettlebell listed at about $40 and offers 5, 8, 9 and 12 lb settings.
Vinyl-coated cast iron protects floors, and the set is easy to store.
Best for: Beginners and light conditioning.
May not fit: Strength training.
8. EAST MOUNT 3-in-1 Adjustable Kettlebell (5–15 lb) – Best Budget 15 lb Set
- 5, 9 and 15 lb settings
- Wide triangle handle
- Wrist-friendly shape
- Internal locking system
Pros
- ✓ Low price
- ✓ Comfortable for overhead moves
- ✓ Goes heavier than most light sets
Cons
- ✗ Max 15 lb
- ✗ Unusual shape for swings
EAST MOUNT’s 3-in-1 kettlebell listed at about $39 with 5, 9 and 15 lb settings.
A wide triangle handle is comfortable for overhead moves.
Best for: Light workouts on a budget.
May not fit: Heavy swings.
How to Shop for Adjustable Kettlebells on Amazon
Look at Review Volume
A high rating from thousands of buyers, like BowFlex, is more reliable than a perfect score from a handful.
Read the Weight Range Carefully
Some listings show several sizes. Make sure the version you select has the range you need.
Check What Is Included
Plate-loaded handles like Apex may need plates you buy separately.
Compare Materials
Cast iron bells last longer and handle tough use; plastic-shell dial bells are faster but should not be dropped.
Watch for Price Swings
Kettlebell prices change often on Amazon. Check the current price and return policy before buying.
FAQ
What is the best adjustable kettlebell on Amazon?
The BowFlex SelectTech 840 is the best overall, with fast dial changes and thousands of strong ratings.
What is the cheapest good adjustable kettlebell on Amazon?
Yes4All offers cast iron up to 40 lb at a low price, and the Apex handle is even cheaper if you own plates.
Are new Amazon kettlebell brands safe to buy?
Many are fine, but they have less track record. Check recent reviews and the return policy.
Do Amazon adjustable kettlebells come with a warranty?
Most do. Coverage varies by brand, so check the listing.
Final Verdict
The BowFlex SelectTech 840 is the best adjustable kettlebell on Amazon. Yes4All is the best value cast iron option, and the Apex handle is the cheapest heavy choice.
See also our under $200 and Amazon adjustable dumbbells guides.
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