Seated Knee Up vs Crunch
Maximizing Your Core Workout Plan
Contents
Planfit users log Crunch more often — 29,245 sessions vs 9,913. Compare Core form, muscles worked, and when to use each.
Customize Your Core Workout: Explore the Benefits of Seated Knee Up and Crunch for Better Comparison.
Planfit Users' Choice about Seated Knee Up vs Crunch : Which is Better?
Based on randomly selected data from 1 million completed workouts, Planfit users log Crunch more often — 29,245 sessions compared to 9,913 for Seated Knee Up.
Popularity is not the whole answer. Seated Knee Up and Crunch differ in the muscles they load, the equipment they need, and how hard they are to learn — the comparison below covers each.
How to Seated Knee Up
Seated Knee Up muscles worked: Core
Form
- 1. Lift your lower body so that your knees and chest come closer together.
- 2. Allow your upper body to naturally lean forward so that your core can contract.
- 3. Slowly return to the starting position.
Coach's Comment
- If it's too difficult, try proceeding with your knees bent.
If you want to know a detailed guide to Seated Knee Up, alternative exercises, and its benefits, check it out here. Check out the Seated Knee Up Guide page of our blog!
How to Crunch
Crunch muscles worked: Core
Form
- 1. Please lift your upper body while keeping your back straight.
- 2. Slowly return to the starting position.
Coach's Comment
- 1. If you lift your upper body excessively, it can strain your lower back, so please lift your upper body without raising your back.
- 2. If your neck hurts, support your head with your hands and relax your neck while proceeding.
If you want to know a detailed guide to Crunch, alternative exercises, and its benefits, check it out here. Check out the Crunch Guide page of our blog!
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