Dumbbell Concentration Curl vs Zottman Curl

Measured in lb

Dumbbell Concentration Curl
Zottman Curl

Male Strength Standards (lb)

Strength LevelDumbbell Concentration CurlZottman Curl
Beginner 18 lb 9 lb
Novice 30 lb 21 lb
Intermediate 46 lb 39 lb
Advanced 66 lb 62 lb
Elite 88 lb 89 lb

Female Strength Standards (lb)

Strength LevelDumbbell Concentration CurlZottman Curl
Beginner 11 lb 10 lb
Novice 18 lb 16 lb
Intermediate 28 lb 23 lb
Advanced 39 lb 32 lb
Elite 52 lb 41 lb