1RM Calculator
Free online 1rm calculator. One rep max estimation. Track your health in your browser.
Epley
116.7 kg
w × (1 + r/30)
Brzycki
112.5 kg
w × 36 / (37 - r)
Lombardi
117.5 kg
w × r^0.1
Average 1RM
115.5 kg
254.7 lbs
Strength Level
Advanced
Training Percentages
| % 1RM | Weight (kg) | Weight (lbs) | Rep Range |
|---|---|---|---|
| 65% | 75.1 | 165.6 | 10–15 |
| 75% | 86.7 | 191.0 | 6–10 |
| 85% | 98.2 | 216.5 | 3–6 |
| 90% | 104.0 | 229.3 | 2–4 |
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