FITNS.ARC / STRENGTH CALCULATOR
Estimate your one-rep max and calculate useful training weights from a submaximal set.
Enter the weight you lifted and the number of clean repetitions you completed.
ESTIMATED ONE-REP MAX
Estimated using the Epley formula
| % 1RM | Weight | Typical Use |
|---|---|---|
| 60% | -- | Technique / Volume |
| 70% | -- | Volume |
| 75% | -- | Hypertrophy |
| 80% | -- | Strength / Hypertrophy |
| 85% | -- | Strength |
| 90% | -- | Heavy Strength |
| 95% | -- | Near-Max Effort |
Training weights are rounded to the nearest 0.5 kg for practical use.
UNDERSTANDING 1RM
An estimated 1RM allows you to use a submaximal set to estimate your maximum strength.
Your actual performance can vary with fatigue, technique, training experience and exercise selection.
WANT TO GET STRONGER?
FitNS.Arc Strength Coaching uses progressive, structured training to help you build strength around your individual goals.
EXPLORE STRENGTH COACHING →