Machine Seated Crunch vs Machine Back Extension
Overall Comparison
| Metric | Machine Seated Crunch | Machine Back Extension | Difference | Percent |
|---|---|---|---|---|
| Daily count | 56 | 13 | 43 | 331% |
| Total lifts entered | 88,511 | 36,195 | 52,316 | 145% |
Male Comparison
| Metric | Machine Seated Crunch | Machine Back Extension | Difference | Percent |
|---|---|---|---|---|
| Average lift | 187.3 lb | 263.8 lb | -76.5 lb | -29% |
| Elite lift | 390.5 lb | 591.4 lb | -200.8 lb | -34% |
| Average bodyweight | 172 lb | 172.4 lb | -0.4 lb | -0% |
| Lifts analysed | 1,350 | 635 | 715 | 113% |
Female Comparison
| Metric | Machine Seated Crunch | Machine Back Extension | Difference | Percent |
|---|---|---|---|---|
| Average lift | 84.7 lb | 89.6 lb | -4.9 lb | -5% |
| Elite lift | 167.2 lb | 186.7 lb | -19.5 lb | -10% |
| Average bodyweight | 143.6 lb | 140.8 lb | 2.8 lb | 2% |
| Lifts analysed | 0 | 0 | 0 | - |