Back to Fitness Calculators

One Rep Max Calculator

Estimate your one-repetition maximum using multiple formulas

Exercise

Weight Lifted

kg

Reps Performed

Estimated 1 Rep Max

92.4 kg

Average of Epley, Brzycki, and Lombardi

Epley

93.3 kg

Brzycki

90.0 kg

Lombardi

94.0 kg

Training Zones

Warm-up / Recovery

50% — 46.2 kg

Strength Endurance

65% — 60.1 kg

Hypertrophy

75% — 69.3 kg

Strength

85% — 78.6 kg

Max Strength

95% — 87.8 kg