Strength Performance Calculator

Know your
strength potential.

Estimate your one-repetition maximum from a working set and calculate useful training percentages for strength programming.

1RM Estimate Strength Training % Athlete Performance

1RM Strength Calculator

Enter the weight you lifted and the repetitions completed.

Your strength estimate
Estimated 1RM
—
kg
Weight Lifted
—
kg
Training percentages
50% —
60% —
65% —
70% —
75% —
80% —
85% —
90% —
95% —
100% —