Machine Back Extension vs Standing Leg Curl
Measured in kg
Male Strength Standards (kg)
| Strength Level | Machine Back Extension | Standing Leg Curl |
|---|---|---|
| Beginner | 30 kg | 6 kg |
| Novice | 67 kg | 23 kg |
| Intermediate | 120 kg | 51 kg |
| Advanced | 188 kg | 92 kg |
| Elite | 268 kg | 142 kg |
Female Strength Standards (kg)
| Strength Level | Machine Back Extension | Standing Leg Curl |
|---|---|---|
| Beginner | 13 kg | 14 kg |
| Novice | 24 kg | 26 kg |
| Intermediate | 41 kg | 42 kg |
| Advanced | 61 kg | 62 kg |
| Elite | 85 kg | 85 kg |