Machine Back Extension vs Machine Bicep Curl

Measured in kg

Machine Back Extension
Machine Bicep Curl

Male Strength Standards (kg)

Strength LevelMachine Back ExtensionMachine Bicep Curl
Beginner30 kg21 kg
Novice67 kg36 kg
Intermediate120 kg57 kg
Advanced188 kg81 kg
Elite268 kg109 kg

Female Strength Standards (kg)

Strength LevelMachine Back ExtensionMachine Bicep Curl
Beginner13 kg6 kg
Novice24 kg15 kg
Intermediate41 kg28 kg
Advanced61 kg46 kg
Elite85 kg66 kg