1 REP MAX CALCULATOR
To begin, pick a weight you can lift for about 6-8 reps. Perform 6 reps with this weight to start the calculation.
Preparation Set
Load the weight shown below and perform exactly 5 repetitions.
Load This Weight
-- lbs
Max Effort Set
Load the weight shown below and perform the MAXIMUM number of reps you can possibly do with good form.
Load This Weight
-- lbs
TRAINING 1-REP MAX
--lbs
(96% of Predicted Max)
Details (Averaged Formulas)
Predicted True Max:-- lbs
Epley Formula:-- lbs
Brzycki Formula:-- lbs