1RM (Epley) Calculator

Weight =

Reps =

1RM =

Help

Calculates the maximum amount of force that can be generated in one maximal contraction.

One rep max based on Epley equation where:

Weight equals amount of weight being lifted,

Reps equals maximum number of repetitions completed with above weight (10 or less.)

1RM equals your one rep max.

Additional details [https://en.wikipedia.org/wiki/One-repetition_maximum | here].

Contributed by Ramon Flores

Weight

Reps

1RM

-------------