Machine Back Extension vs Machine Bicep Curl

Measured in lb

Machine Back Extension
Machine Bicep Curl

Male Strength Standards (lb)

Strength LevelMachine Back ExtensionMachine Bicep Curl
Beginner67 lb47 lb
Novice147 lb80 lb
Intermediate264 lb125 lb
Advanced415 lb179 lb
Elite591 lb240 lb

Female Strength Standards (lb)

Strength LevelMachine Back ExtensionMachine Bicep Curl
Beginner28 lb14 lb
Novice54 lb34 lb
Intermediate90 lb63 lb
Advanced135 lb101 lb
Elite187 lb146 lb