If you’re getting serious about kettlebell training, one of the first choices you’ll face is deciding between a cast iron kettlebell and a competition kettlebell. Both have unique features that suit different goals, workouts, and experience levels. Here’s a quick guide to help you make the best choice for your training style.

What’s the Difference?

Cast Iron Kettlebells

• Made from solid cast iron.

• The size of the kettlebell increases as the weight increases.

• Often have a slightly thicker handle, which can help build grip strength.

• Versatile and durable — great for swings, deadlifts, squats, and general fitness.

• Perfect for home gyms due to their affordability and variety of weights.

👉 Check out the Attack Fitness Cast Iron Kettlebell

Competition Kettlebells

• Made from steel and built to a standard size regardless of weight.

• This uniform size ensures your form stays consistent as you progress to heavier weights.

• Thinner handles — easier for quick transitions in high-rep sets.

• Preferred for sport-style lifts like snatches, cleans, and long-cycle presses.

• Ideal for people who want to train for kettlebell sport or precise technique.

👉 Explore the MYO Strength Competition Kettlebells (Full Set)

Which One Should You Choose?

• Beginners or general fitness: A cast iron kettlebell is often the best value. It’s versatile and practical for a wide range of exercises.

• Intermediate/advanced or sport training: If you’re working on technique for competitive lifts or want to maintain consistent form across weights, competition kettlebells are worth the investment.

• Grip strength: If building grip is a priority, cast iron handles are typically thicker, adding a bonus challenge.

Key Takeaway

No matter which you choose, consistency is what matters most. Pick the kettlebell that matches your training goals, feels good in your hand, and fits your budget.

Ready to upgrade your training?
👉 Shop Cast Iron Kettlebells Here
👉 Shop Competition Kettlebells Here