Calculator
One Rep Max Estimator
Feed in a recent set and pick Epley or Brzycki to get an estimated 1RM, with a full 50–100% table for programming.
One Rep Max Estimator
Estimate your 1RM from a recent set, plus a full percentage table for programming.
Most accurate at 3–10 reps.
Estimated 1RM
One rep max
116.7kg
Percentage table
- 100%116.7 kg
- 95%110.9 kg
- 90%105 kg
- 85%99.2 kg
- 80%93.4 kg
- 75%87.5 kg
- 70%81.7 kg
- 65%75.9 kg
- 60%70 kg
- 55%64.2 kg
- 50%58.4 kg
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