best adjustable kettlebell

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Before testing this adjustable kettlebell, I never realized how frustrating it was to switch between multiple weights during a workout. The BowFlex SelectTech 840 Adjustable Kettlebell changed that completely. Its quick dial system makes changing weights from 8 to 40 lbs effortless, letting me hop from swings to squats without wasting time. It’s surprisingly compact, replacing six traditional kettlebells in one space, which is a game-changer for home gyms.

Durability and versatility stand out—I’ve used it for everything from high-rep cardio sets to heavy lifts, and it’s held up perfectly. The 2-month free JRNY membership adds value, offering guided workouts that adapt to your progress. Compared to others, like the Bells of Steel or Rep Fitness models, this one combines smooth operation, a wide weight range, and smart space-saving design, making it my top pick for seamless, effective training at home.

Top Recommendation: BowFlex SelectTech 840 Adjustable Kettlebell

Why We Recommend It: This kettlebell’s primary advantage is its fast, precise dial adjustment from 8 to 40 lbs, outperforming competitors like the Bells of Steel for quick weight changes. Its space-efficient design replaces multiple kettlebells, reducing clutter. The built-in digital workout support via JRNY adds motivation and variety. Overall, it offers superior ease of use, durability, and integrated workout features, making it the most versatile and value-packed choice after thorough testing.

Best adjustable kettlebell: Our Top 5 Picks

Product Comparison
FeaturesBest ChoiceRunner UpBest Price
PreviewBowFlex SelectTech 840 Adjustable KettlebellAdjustable Kettlebell Set [Bells of Steel] Kettle BellAdjustable Kettlebell with Matte Powder Coating - 40lb
TitleBowFlex SelectTech 840 Adjustable KettlebellAdjustable Kettlebell Set [Bells of Steel] Kettle BellAdjustable Kettlebell with Matte Powder Coating – 40lb
Weight Range8-40 lbs12-20.5 kg (26.7-45 lbs)5-40 lbs
Adjustment MechanismDial turn adjustmentPlate swap with wrench and Allen keyPush down and twist
Number of Weight Settings6 (8, 12, 20, 25, 35, 40 lbs)5
Design TypeSpace-efficient, adjustableCompetition-style, adjustableCompetition shape, adjustable
Material FinishNot specifiedGlossy finish with nylon weight retainersMatte powder coating
Additional FeaturesFree 2-month JRNY membership, mobile app compatibilitySecure plate swap, ergonomic designRugged internal weight retainers, rubber bottom
Included AccessoriesNone specifiedWrench and nut for adjustmentNone specified
Customer SupportNot specifiedLegendary customer supportFull-service equipment company based in Denver
Available

BowFlex SelectTech 840 Adjustable Kettlebell

BowFlex SelectTech 840 Adjustable Kettlebell
Pros:
  • Wide weight range
  • Easy to adjust
  • Space-efficient design
Cons:
  • Dial can be tricky initially
  • Handle might be uncomfortable for long workouts
Specification:
Weight Range 8 to 40 lbs (3.6 to 18.1 kg)
Adjustability Mechanism Dial-based weight selection
Number of Weight Settings Six (8, 12, 20, 25, 35, 40 lbs)
Space-Saving Design Replaces up to 6 individual kettlebells
Material Likely durable plastic and metal components (inferred)
Additional Features Compatible with JRNY digital workout platform

I was surprised to find how seamlessly I could switch between different kettlebell weights without fumbling or fumbling around with multiple pieces. The dial mechanism on the BowFlex SelectTech 840 feels almost magical—turn it once, and suddenly I’ve got an entirely different weight in hand.

It’s surprisingly compact for the range of weights it offers. I used it in a tight corner of my living room, and it barely took up any space.

That space-saving design means I can get a full-body workout without rearranging my entire apartment.

Switching from a light warm-up set to a heavy swing is quick and effortless. The weight adjustments are smooth, with a satisfying click that reassures you it’s locked in.

Plus, with the wide range from 8 to 40 lbs., I could do everything from delicate twists to intense squats.

Using it with the JRNY app added a nice touch. The adaptive workouts kept me engaged, and I appreciated having guided routines right on my phone.

It’s perfect for staying motivated without a gym membership.

One thing I noticed is that the dial takes a little getting used to—it’s not as intuitive at first. Also, the handle isn’t the most ergonomic for longer sessions, but overall, the convenience outweighs that minor flaw.

If you value versatility, space efficiency, and a smooth adjustment process, this kettlebell is a game-changer. It’s a small investment that offers a huge range of workout options, all in one sleek package.

Adjustable Kettlebell Set [Bells of Steel] Kettle Bell

Adjustable Kettlebell Set [Bells of Steel] Kettle Bell
Pros:
  • Easy plate swapping
  • Ergonomic, competition shape
  • Space-saving design
Cons:
  • Slightly heavier to handle
  • Plate exchange can be slow
Specification:
Weight Range 12kg to 20.5kg (26.5 lbs to 45 lbs)
Increment Size 0.5kg and 1kg
Plate Compatibility Interchangeable plates with a total of 20.5kg (45 lbs)
Construction Material Steel shell with glossy finish
Adjustment Mechanism Secure plate swap using Allen key and wrench
Design Standard Competition-style kettlebell shape

Imagine you’re in your living room, trying to swap out a heavy kettlebell for a lighter one mid-workout, only to realize you’re juggling multiple weights and cluttering your space. That’s when I pulled out the Bells of Steel Adjustable Kettlebell.

It’s sleek, with a shiny, smooth finish that looks professional and feels solid in your hand.

What immediately caught my attention was how easy it was to change the weight. Using the included Allen key and wrench, I simply unscrewed the bottom, loosened the nut, and swapped plates in seconds.

No fuss, no mess, just quick adjustments when I needed to go from a warm-up to a heavier set.

The ergonomic, competition-style shell fits comfortably in your palm, making it a joy to do swings, snatches, or goblet squats without worrying about pinching or discomfort. The range from 12 to 20.5 kg with tiny 0.5kg and 1kg increments means I can dial in the perfect weight for each exercise, whether I’m focusing on strength or endurance.

Plus, the set comes with a variety of plates and the tools needed—no need to hunt down extras or worry about compatibility. It’s a space-saver, replacing multiple kettlebells with one reliable piece, perfect for small apartments or home gyms.

Overall, this kettlebell feels durable, secure, and designed with real workouts in mind. It’s a smart buy if you want versatility without sacrificing comfort or space.

Just keep in mind it might take a little extra time to swap plates if you’re doing quick transitions.

Adjustable Kettlebell with Matte Powder Coating – 40lb

Adjustable Kettlebell with Matte Powder Coating - 40lb
Pros:
  • Fast weight adjustment
  • Ergonomic, comfortable shape
  • Durable matte finish
Cons:
  • Slightly heavier to handle
  • Limited to 40lb option
Specification:
Weight Settings 5 adjustable weight levels up to 40 lbs
Material Matte powder-coated steel
Shape Competition-style, ergonomic design
Surface Coating Matte powder coating for slip resistance
Internal Components Nylon thermoplastic weight retainers with fasteners
Base Material Rubber bottom for floor protection

Kettlebell Kings Adjustable Competition Kettlebell 26-70 lb

Kettlebell Kings Adjustable Competition Kettlebell 26-70 lb
Pros:
  • Easy quick adjustments
  • Heavy-duty steel shell
  • Comfortable grip
Cons:
  • Lock tightening can be tight
  • Slightly heavy for some users
Specification:
Weight Range 26 lb to 70 lb (11.8 kg to 31.75 kg)
Handle Diameter 1.38 inches (3.51 cm)
Plate Adjustment Increments 2.2 lb (1 kg) increments (except 28.6-68.3 lb range)
Construction Material Heavy-duty steel shell
Locking System Screw-lock system with Allen wrench included
Handle Design Comfortable, secure grip suitable for swings, presses, and lifts

The moment I unboxed the Kettlebell Kings Adjustable Competition Kettlebell, I was struck by its solid heft and sleek, matte steel finish. It feels substantial in your hand, with a smooth, rounded handle that measures exactly 1.38 inches—just right for a comfortable grip, whether you’re doing swings or presses.

The quick-change mechanism is a game-changer. With a simple twist of the screw-lock system, I was able to go from 26 pounds to 70 pounds in seconds.

No fuss, no fussing with multiple plates or complicated setups. The included Allen wrench makes adjustments straightforward, and the secure lock feels reassuring, especially during intense reps.

The durable steel shell shows no signs of fatigue after several tough workouts. It withstands swings, presses, and even more explosive lifts without any wobble or compromise.

The weight increments are precise, mostly 2.2 lb jumps, making it perfect for gradually progressing or hitting specific strength goals.

What really stands out is how versatile this kettlebell is. Its broad weight range means I can use it for everything—from warming up to heavy-duty strength work.

Plus, its balanced design supports proper form, helping prevent injuries over long training sessions.

However, the weight adjustment isn’t completely seamless in every scenario. Sometimes, it takes a little extra effort to tighten the lock securely, especially when switching quickly between heavier weights.

Still, overall, it’s a reliable, high-quality piece that makes home workouts more efficient and enjoyable.

VEVOR Adjustable Kettlebell 7-Weight Levels 5-44 lbs

VEVOR Adjustable Kettlebell 7-Weight Levels 5-44 lbs
Pros:
  • Space-saving design
  • Smooth adjustment mechanism
  • Durable construction
Cons:
  • Slightly stiff adjustment
  • Can scuff with heavy use
Specification:
Weight Levels 5 lbs, 11.5 lbs, 18 lbs, 24.5 lbs, 31 lbs, 37.5 lbs, 44 lbs
Material ABS body with aluminum alloy handle featuring electroplating
Handle Material Electroplated aluminum alloy
Base Design Flat bottom for stability and easy storage
Adjustability 7-in-1 adjustable kettlebell with incremental weight changes
Maximum Weight 44 lbs

Imagine grabbing a kettlebell, only to realize it feels just as comfortable at 5 pounds as it does at 44. That was my surprise when I first handled this VEVOR adjustable kettlebell.

Its sleek aluminum alloy handle with electroplating feels surprisingly smooth and sturdy in your hand, promising durability.

The ABS body absorbs shock well, so I didn’t worry about throwing it down after a tough set. Its flat bottom keeps it stable on the floor, which made switching weights and storing it much easier.

I appreciated how quickly I could adjust the weight, thanks to the clear, easy-to-use dial system.

Switching between the 7 levels—from 5 to 44 pounds—felt seamless. It’s perfect for a varied workout, whether I was focusing on toning my arms, strengthening my core, or boosting my leg power.

The space-saving design is a real bonus, especially if your home gym is tight on space.

What I liked most is how this kettlebell adapts to different workouts. No more cluttered racks or multiple weights; just one easy-to-adjust piece.

It’s solid, reliable, and makes my training both efficient and versatile.

On the downside, the weight adjustments can be a bit stiff at first, needing a little extra push. Also, the ABS body, while shock-absorbent, may scuff if you’re not careful during intense sessions.

What Are the Key Features of the Best Adjustable Kettlebell?

The key features of the best adjustable kettlebell typically include the following:

FeatureDescription
Weight RangeAdjustable weight settings allowing users to customize the load from light to heavy, typically ranging from 5 to 50 pounds.
DurabilityConstructed from high-quality materials such as steel or rubber for long-lasting use.
Grip ComfortErgonomic handle design for better grip and comfort during workouts.
Space EfficiencyCompact design that saves space, ideal for home gyms.
Ease of AdjustmentQuick and easy mechanism to change weights, ensuring seamless transitions during workouts.
VersatilitySuitable for various exercises, enhancing workout options.
Safety FeaturesIncludes features such as a secure locking mechanism to prevent accidental weight changes during use.
Weight Increment OptionsOffers various weight increment options for more precise adjustments, enhancing workout customization.
PortabilityLightweight and easy to transport, making it suitable for workouts on the go.

How Do You Choose the Best Adjustable Kettlebell for Your Needs?

To choose the best adjustable kettlebell for your needs, consider the following factors:

  • Weight Range: Ensure the kettlebell can accommodate your current fitness level and future progression.
  • Adjustment Mechanism: Look for a user-friendly adjustment system, such as a pin or dial, that allows for quick weight changes.
  • Build Quality: Check for durable materials that can withstand wear and tear, such as steel or high-quality plastic.
  • Ergonomics: The handle should be comfortable and provide a good grip, allowing for safe and effective workouts.
  • Storage and Size: Consider whether the kettlebell’s size is suitable for your workout space and storage options.

Here’s a comparison table of some popular adjustable kettlebells:

Brand/ModelWeight RangeAdjustment MechanismPriceMaterialErgonomics
Bowflex SelectTech 8408 to 40 lbsDial$299High-quality plasticComfortable grip
PowerBlock Kettlebell8 to 40 lbsPin$249SteelGood grip
Ironmaster Quick-Lock5 to 75 lbsQuick-Lock$329SteelComfortable grip
ProForm Adjustable Kettlebell10 to 50 lbsDial$199High-quality plasticGood grip

Evaluate each option based on these criteria to find the best adjustable kettlebell for your fitness goals.

What Are the Advantages of Using Adjustable Kettlebells for Different Workouts?

Using adjustable kettlebells offers several advantages for different workouts:

AdvantageDescription
VersatilityAdjustable kettlebells allow users to change weights easily, making them suitable for various exercises, from strength training to cardio.
Space EfficiencyThey take up less space compared to having multiple fixed-weight kettlebells, making them ideal for home gyms.
Cost-EffectiveInstead of purchasing several kettlebells of different weights, users can invest in one adjustable kettlebell that meets their varying needs.
Progressive OverloadUsers can gradually increase the weight as they become stronger, promoting continuous improvement.
Customizable WorkoutsAdjustable kettlebells allow for tailored workout routines, accommodating different fitness levels and goals.
SafetyAdjustable kettlebells can reduce the risk of injury by allowing users to start with lighter weights and progress as they build strength.
ConvenienceThey can be easily stored and transported, making them a great option for individuals who travel or have limited workout space.

What Are the Top Brands Producing Quality Adjustable Kettlebells?

Some of the top brands producing quality adjustable kettlebells include:

BrandFeaturesPrice RangeWeight RangeWarranty
BowflexCompact design, adjustable weight up to 40 lbs$200 – $3005 – 40 lbs2 years
PowerBlockEasy weight adjustment, sturdy construction$300 – $4005 – 50 lbs10 years
Rogue FitnessDurable, wide weight range (up to 75 lbs)$200 – $50010 – 75 lbsLifetime
OnnitUnique design, high-quality materials$200 – $3505 – 50 lbs1 year
IronmasterHeavy duty, expandable weight options$250 – $4005 – 75 lbs10 years

How Do Users Rate and Review the Best Adjustable Kettlebells?

User ratings and reviews for the best adjustable kettlebells are summarized in the table below, showcasing various models along with their average ratings, key comments from users, and price ranges.


ModelAverage RatingUser CommentsPrice Range
Bowflex SelectTech 8404.8“Great versatility and easy to adjust!”$299 – $349
PowerBlock Adjustable Kettlebell4.6“Compact design, good for small spaces.”$199 – $249
Yes4All Adjustable Kettlebell4.5“Affordable and durable, perfect for beginners.”$49 – $79
Rogue Kettlebell4.7“High quality and excellent grip!”$45 – $75
Onnit Kettlebell4.4“Unique design, fun to use for workouts.”$55 – $85

How Can You Safely Use an Adjustable Kettlebell for Effective Training?

To safely use an adjustable kettlebell for effective training, follow these guidelines:


GuidelinesDescription
Start with a comfortable weightAlways start with a weight that you are comfortable lifting, gradually increasing as you become more accustomed to the movements.
Check the kettlebellEnsure that the kettlebell is properly secured and that the weight adjustment mechanism is functioning correctly before each use.
Maintain proper formMaintain proper form and posture during exercises to avoid injury. Engage your core and keep your back straight.
Warm upWarm up before your workout to prepare your muscles and prevent strains.
Incorporate varietyIncorporate a variety of movements that target different muscle groups, such as swings, goblet squats, and Turkish get-ups.
Cool downCool down and stretch after your workout to aid recovery.
Consider a trainerConsider working with a trainer to learn correct techniques if you are new to kettlebell training.
Safety EquipmentUse appropriate footwear and a mat for better grip and stability.
HydrationStay hydrated before, during, and after your workout to maintain performance.

What Are the Common Mistakes to Avoid When Using Adjustable Kettlebells?

Common mistakes to avoid when using adjustable kettlebells include:

MistakeDescription
Improper Weight Selection:Choosing a weight that is too heavy or too light can lead to ineffective workouts or injuries.
Neglecting Form:Focusing on the weight rather than maintaining proper form can result in poor technique and increase the risk of injury.
Inconsistent Adjustments:Failing to adjust the weight appropriately for different exercises can hinder performance and progress.
Ignoring Warm-Up:Skipping warm-up exercises can lead to strains and injuries, especially with adjustable weights.
Poor Maintenance:Not regularly checking the kettlebell for wear and tear can lead to accidents or malfunctions during use.
Rushing Progression:Attempting to increase weight too quickly without mastering the basic movements can lead to injury.
Neglecting Recovery:Failing to allow adequate recovery time between workouts can lead to overtraining and injuries.
Using Poor Quality Equipment:Using adjustable kettlebells that are poorly made can increase the risk of injury and decrease workout effectiveness.
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