Machine Back Extension vs Machine Seated Crunch

Overall comparison

The daily number of machine back extension lifts entered on Strength Level is less than the daily number of machine seated crunch lifts.

Metric Machine Back Extension Machine Seated Crunch Difference Percent
Daily count 2 5 ↓3 ↓60%
Total lifts entered 2 5 ↓3 ↓60%

Male comparison

The average machine back extension entered by men on Strength Level is heavier than the average machine seated crunch.

The bodyweight of men entering machine back extension lifts on Strength Level is on average heavier than those entering machine seated crunch lifts.

Metric Machine Back Extension Machine Seated Crunch Difference Percent
Average lift 259.9 lb 186.4 lb ↑73.6 lb ↑39%
Elite lift 518.9 lb 401.9 lb ↑117 lb ↑29%
Average bodyweight 177.7 lb 177 lb ↑0.7 lb ↑0%
Lifts analysed 109 207 ↓98 ↓47%

Female comparison

The average machine back extension entered by women on Strength Level is heavier than the average machine seated crunch.

The bodyweight of women entering machine back extension lifts on Strength Level is on average less heavy than those entering machine seated crunch lifts.

Metric Machine Back Extension Machine Seated Crunch Difference Percent
Average lift 89.6 lb 84.7 lb ↑4.9 lb ↑6%
Elite lift 186.7 lb 167.2 lb ↑19.5 lb ↑12%
Average bodyweight 140.8 lb 143.6 lb ↓2.8 lb ↓2%
Lifts analysed 0 0 ↑0 ↑-