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Adjustable Competition Kettlebell vs CAP Barbell Cast Iron Kettlebell

Buy the Adjustable Competition Kettlebell if you want one bell that covers a full strength range and feels like a real competition bell. Buy the CAP Cast Iron Kettlebell if you want a simple, cheap fixed bell for light swings, curls and warm-ups. The Adjustable wins on range, handle consistency and micro-loading; the CAP wins on simplicity and durability per bell, with no plates to loosen. Owners of the Adjustable praise the solid feel and 0.5 kg jumps but report powder-coat chipping at the seam and slow 1–2 minute weight changes.

  • Choose the Adjustable Competition Kettlebell if you train presses, swings and Turkish get-ups across many weights and have limited floor space.
  • Choose the CAP Cast Iron Kettlebell if you need one light fixed bell for basic moves and don't want to adjust anything.

Prices

  • Adjustable Competition Kettlebell: $169.99 at Amazon (checked today)
  • CAP Barbell Cast Iron Kettlebell: $16.97 at Walmart (last seen Nov 6)
  • Difference: the CAP Barbell Cast Iron Kettlebell is $153.02 cheaper than the Adjustable Competition Kettlebell at the latest prices (Nov 6 and Nov 10)
A
Adjustable Competition Kettlebell

Adjustable Competition Kettlebell

4.9(936 ratings)
$169.99at AmazonChecked 1 h ago
See all prices and details
Visit Amazon

As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Replaces a full kettlebell set in one compact bell
  • 0.5 kg jumps make overhead press progress steady
  • True competition shape and 35 mm handle
  • Feels solid with no rattle, owners say
  • Steel and iron construction, not plastic dials
Cons
  • Weight changes take 1–2 minutes
  • Powder coating chips around the seam, worse with double-bell work
  • Internal plates can shift and leave metal shavings
  • Some owners doubt it lasts a lifetime
  • You need a second bell for fast weight swaps
CAP
CAP Barbell Cast Iron Kettlebell

CAP Barbell Cast Iron Kettlebell

4.6(2,176 ratings)
$16.97at WalmartChecked Nov 6
See all prices and details
Visit Walmart
Pros
  • Simple fixed bell with nothing to adjust or loosen
  • Solid cast iron with tough enamel finish
  • Wide handle opening fits two hands
  • Flat bottom sits stable on the floor
  • Widely owned with a large review base
Cons
  • One weight only; progression means buying more bells
  • 10 lb is light for swings and presses
  • Enamel can chip with drops
  • No competition dimensions or micro-loading
  • A full range of bells takes space

What separates them

Adjustable Competition KettlebellCAP Barbell Cast Iron Kettlebell
Weight range in one unit12–32 kg, 18 settings stock and 41 with expansion platesOne fixed weight per bell; this listing is 10 lb
Weight increments0.5 kg micro-loading for smooth press progressionNone; you buy a new bell to change weight
AdjustmentAllen key and wrench, about 1–2 minutes per changeNo adjustment; grab and lift
Handle35 mm competition-diameter handle, consistent across settingsGenerous wide opening with comfort grip
BuildSteel shell with iron plates and steel-on-steel lockingSolid cast iron with industrial enamel coating
Durability reportsPowder coat chips at the seam; plates can shift and shed metal shavingsEnamel can chip on drops, but no moving parts to loosen
FootprintAbout 8.25 in wide and 11 in tall, replaces a whole setOne bell per weight; a set takes real floor space
Best useSerious strength work, presses, get-ups, small home gymsLight swings, curls, warm-ups and beginner basics

Price history

$169.99$16.97
Nov 6Nov 10
  • Adjustable Competition Kettlebell: lowest $169.99 on Nov 9 at Amazon; $169.99 on Nov 10.
  • CAP Barbell Cast Iron Kettlebell: lowest $16.97 on Nov 6 at Walmart.

Prices at every store

Adjustable Competition Kettlebell

  • Bells of Steel USANew

    In stockReturn policy

    $199.99Checked 1 h ago
    Visit Bells of Steel USA
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $169.99Free shippingChecked 1 h ago
    Visit Amazon
All 2 stores and price history →

CAP Barbell Cast Iron Kettlebell

  • WalmartNew

    In stock

    $16.97+ $5.99 shippingChecked Nov 9
    Visit Walmart
  • WalmartNew

    Availability unknown

    $16.97Checked Nov 6
    Visit Walmart
  • playitagainsports.comNew

    Availability unknown

    $19.99Checked Nov 6
    Visit playitagainsports.com
  • Academy Sports + OutdoorsNew

    Availability unknown

    $19.99Checked Nov 6
    Visit Academy Sports + Outdoors
All 6 stores and price history →

Specs compared

SpecAdjustable Competition KettlebellCAP Barbell Cast Iron Kettlebell
Weight range12 kg to 32 kg10lb
Weight increments0.5 kg—
Base model weight20.5 kg—
Shell weight12 kg—
Weight settings18 weight options—
Total settings with expansion41 different weight settings—
Adjustment timeabout 1–2 minutes—
Shell materialsteel—
Plate materialiron—
Available colorsblue, purple, and yellow—
size—10 lbs
color—Gray
Show all 22 specsShow fewer specs
SpecAdjustable Competition KettlebellCAP Barbell Cast Iron Kettlebell
Weight—10 lb
Material—Cast Iron
Finish—Enamel coating
Features—Comfort Grip
Fitness goal—Build Muscle
Handle opening—generous wide opening handle
Bottom—Flat bottom
Coating—industrial enamel paint
Model number—SDK2G-010AZ
Weight (lb)—

What reviewers say

Adjustable Competition Kettlebell

  • 4.9 / 5936 ratings

Reviewers rate it highly for its solid, rattle-free feel and space-saving design. Many praise the micro-loading and competition-like shape, but some complain about powder-coat chipping and internal plate movement.

What people mention
  • Build qualityMixedBuyers praise the solid, bulletproof feel but some report powder-coat chipping and doubt long-term durability.
  • Weight adjustmentMixedReviewers like the easy changes and micro-loading, but find the 1–2 minute process slow for fast transitions.
  • Plate securityCriticisedSome owners report internal plates shifting and producing metal shavings.
  • Space savingPraisedUsers appreciate that it replaces a full set and fits in small gyms.

CAP Barbell Cast Iron Kettlebell

  • 4.6 / 52,176 ratings

Owners rate the CAP kettlebell well overall, with 4.6 out of 5 from 2,176 ratings. Most praise the solid build and value, while a minority mention coating chips and rough handle seams.

What people mention
  • Build qualityPraisedOwners describe the bell as solid cast iron that handles regular use without loosening or cracking.
  • HandleMixedThe wide opening suits two-hand grips, but some find the seam rough on the palms.
  • CoatingMixedThe enamel resists rust, though several owners report chips near the handle.
  • ValuePraised

Questions and answers

Which is better for a beginner?
The CAP 10 lb bell is fine for learning swings and curls, but it is too light for most adults within weeks. The Adjustable lets you start light and add 0.5 kg at a time, so it grows with you.
Which lasts longer?
The CAP has no moving parts, so there is little to fail beyond the enamel. The Adjustable is sturdier in feel but owners report plate movement, metal shavings and seam chipping over time.
Is the Adjustable worth stepping up to?
Yes if you press, swing and do get-ups at several weights and lack space for a set. Skip it if you need fast weight changes between sets, since each change takes 1–2 minutes.
Can I do fast circuits with the Adjustable?
Not easily. Changing weight takes 1–2 minutes, so most owners keep a second bell for quick swaps between swings and overhead work.
Is the CAP bell good for heavy swings?
This 10 lb size is too light for most swing training. CAP sells the same bell in heavier sizes, but each is a separate fixed weight.
Do the two feel similar in hand?
No. The Adjustable has a 35 mm competition handle and balanced competition shape. The CAP has a wider comfort-grip handle and a standard cast-iron feel.

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10.0
Buyers see it as a cheap way to add a kettlebell to a home gym.