Head-to-head · Best Adjustable Kettlebells

Bells of Steel Competition Adjustable Kettlebells vs Rep Adjustable Kettlebells

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

The short answer

Rep Adjustable Kettlebells comes out ahead by a narrow margin (4.5 vs 4.7). The gap is mostly about space-constrained users who travel frequently — read the strengths below before deciding.

Ranked #2 in Best Adjustable Kettlebells

Bells of Steel Competition Adjustable Kettlebells

4.5

$210as of May 28

The Bells of Steel Adjustable Competition Kettlebell offers a space-efficient solution for home gym users seeking versatile weight training. Reviewers praised its durable steel construction and simple adjustment mechanism using included tools. The kettlebell accommodates weight progression from 12kg to 32kg through interchangeable iron plates, making it suitable for various exercises like swings, squats, and snatches. While the adjustment process is straightforward, it does require physical tools and time. This makes it ideal for serious home trainers who value compact equipment but may not suit those preferring quick weight changes during workouts.

Strengths

— Space-saving design allows for multiple weight adjustments in one kettlebell
— Durable construction with powder-coated steel body and iron weight plates
— Simple weight adjustment process using included Allen key and wrench

Watch-outs

— Weight adjustment requires physical tools and takes a few minutes per change
— Limited color options for the main body (black, blue, purple, yellow)

$210 · Check Price on Amazon Full review →

Higher ratedRanked #1 in Best Adjustable Kettlebells

Rep Adjustable Kettlebells

4.7

$220as of May 28

The REP Adjustable Kettlebell is praised as one of the best adjustable kettlebells on the market, offering a space-saving solution that replaces five fixed kettlebells. Garage Gym Lab rated it 9.2/10, highlighting its fast adjustment mechanism, cast iron construction, and authentic kettlebell feel. The design closely mimics traditional kettlebells in shape and size, making it suitable for various kettlebell exercises. However, reviewers noted the plastic weight dial may be a durability concern and that more budget-friendly options exist. This product is ideal for those with limited space or who travel frequently, but those seeking the lowest cost may want to consider alternatives.

Strengths

— Replaces five traditional kettlebells, saving significant space
— Fast and easy-to-use weight dial system
— Cast iron construction that feels like a conventional kettlebell

Watch-outs

— Weight dial is made of plastic, which may be a durability concern
— Less expensive alternatives are available on the market

$220 · Check Price on Amazon Full review →

How they stack up

Bells of Steel Competition Adjustable Kettlebells

Unlike the REP Adjustable Kettlebells, which use a fast dial system, the Bells of Steel requires physical tools for adjustments but offers a more traditional feel with its interchangeable iron plates. While the budget direct-from-brand kettlebells provides a single-pour cast iron construction, the Bells of Steel's powder-coated steel body and iron plates offer a different balance of durability and adjustability. Compared to the Metrixx Elite, which is sold exclusively online and costs more, the Bells of Steel is more accessible and offers a wider range of weights from 12kg to 32kg.

Rep Adjustable Kettlebells

The REP Adjustable Kettlebell's fast dial system sets it apart from the Bells of Steel's tool-based adjustments, making it ideal for users who need quick weight changes. While the budget direct-from-brand kettlebells offers a single-pour cast iron construction, the REP model provides a more accessible and affordable adjustable solution. Compared to the Metrixx Elite, which is sold exclusively online, the REP kettlebell is widely available and offers a good balance of convenience and cost, though it has a plastic weight dial that may be a durability concern.

Specs side-by-side

Spec	Bells of Steel Competition Adjustable Kettlebells	Rep Adjustable Kettlebells
Weight Range	12-32 kg	8-16kg, 16-24kg, or 20-40 lbs
Minimum Weight	12kg	8 kg
Maximum Weight	32kg	24 kg
Weight Increment	0.5kg	2 kg
Handle Diameter	35mm	34.6mm - 35mm
Material	Steel	Cast Iron
Adjustment Type	Plate-loaded	Weight Dial

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