One Rep Max Calculator
one_rep_max_calculatorRead-onlyIdempotent
Estimate your bench, squat or deadlift max from a submaximal set: Epley, Brzycki and Lombardi 1RM side by side, plus a % of 1RM table for programming. Web page: https://calcbright.com/one-rep-max-calculator
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| reps | No | Reps completed (reps) Most accurate with 2–10 reps taken close to failure. | |
| unit | No | Unit | kg |
| weight | No | Weight lifted |