Back Extension vs Crunches
Overall Comparison
| Metric |
Back Extension |
Crunches |
Difference |
Percent |
| Daily count |
46 |
31 |
15 |
48% |
| Total lifts entered |
38,582 |
72,668 |
-34,086 |
-47% |
Male Comparison
| Metric |
Back Extension |
Crunches |
Difference |
Percent |
| Average lift |
327.7 lb |
462 lb |
-134.3 lb |
-29% |
| Elite lift |
663.6 lb |
1003.4 lb |
-339.7 lb |
-34% |
| Average bodyweight |
171.6 lb |
163.2 lb |
8.4 lb |
5% |
| Lifts analysed |
2,380 |
18,529 |
-16,149 |
-87% |
Female Comparison
| Metric |
Back Extension |
Crunches |
Difference |
Percent |
| Average lift |
237.7 lb |
334.6 lb |
-96.9 lb |
-29% |
| Elite lift |
416.8 lb |
735.5 lb |
-318.8 lb |
-43% |
| Average bodyweight |
143.4 lb |
137.1 lb |
6.3 lb |
5% |
| Lifts analysed |
703 |
3,654 |
-2,951 |
-81% |
