1RM Repetción Máxima


The fewer repetitions with the more weight as possible, the method is more reliable.
This calculator is based on the Brzycki formula for RM.

Weight Lifted

Reps Performed

One-rep
50% 1 RM
55% 1 RM
60% 1 RM
65% 1 RM
70% 1 RM
75% 1 RM
80% 1 RM
85% 1 RM
90% 1 RM
95% 1 RM

Otras formulas: