Abdominal Machine vs Reverse Crunch
Which one fits your Core workout plan?
Contents
Planfit users log Abdominal Machine more often — 3,872 sessions vs 1,477. Compare Core form, muscles worked, and when to use each.
Compare the benefits of Abdominal Machine and Reverse Crunch and pick the one that fits your Core workout.
Abdominal Machine vs Reverse Crunch: Which Do Planfit Users Choose?
Based on randomly selected data from 1 million completed workouts, Planfit users log Abdominal Machine more often — 3,872 sessions compared to 1,477 for Reverse Crunch.
What most people do isn't always what fits you. Abdominal Machine and Reverse Crunch differ in the muscles they work, the equipment they need, and how hard they are to learn — the comparison below covers each.
How Abdominal Machine and Reverse Crunch Differ
| What differs | Abdominal Machine | Reverse Crunch |
|---|---|---|
| Equipment | a machine | bodyweight only |
| Difficulty | 1 of 5 | 2 of 5 |
| Sessions logged by Planfit users | 3,872 sessions | 1,477 sessions |
How to Do Abdominal Machine
Abdominal Machine Muscles Worked: Core
Form
- 1. Sit with your buttocks pressed against the edge of the chair, holding the armrests and opening your chest.
- 2. With your abdomen engaged, curl your upper body as if your knees are touching your chest.
- 3. Slowly return to the starting position while keeping your abdomen tense.
Coach's Tips
- When using the equipment, do not set the weight too high, and use your abdominal muscles to move.
For a full Abdominal Machine guide with alternatives and benefits, see the Abdominal Machine exercise guide.
How to Do Reverse Crunch
Reverse Crunch Muscles Worked: Core
Form
- 1. Bend your knees so that they are perpendicular to the ground while lying on the floor.
- 2. Engage your abs as if your knees are touching your chest and lift your hips up.
- 3. Hold this position for about 1 second, then slowly return to the starting position.
Coach's Tips
- Be careful not to lift your lower back excessively off the floor, and focus on engaging your abdominal muscles.
For a full Reverse Crunch guide with alternatives and benefits, see the Reverse Crunch exercise guide.
Frequently Asked Questions
Which is better for Core, Abdominal Machine or Reverse Crunch?
Planfit users log Abdominal Machine more often — 3,872 sessions against 1,477 for Reverse Crunch. Both train Core, so pick the one that matches the equipment you have and the muscles you want to load.
What equipment do Abdominal Machine and Reverse Crunch need?
Abdominal Machine needs a machine, and Reverse Crunch needs bodyweight only.
Which is easier to start with?
Abdominal Machine is the easier place to start. Move to Reverse Crunch once your form holds up.
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