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🏋️ One-Rep Max Calculator

🏋️ One-Rep Max Calculator

Instantly estimate your maximum lifting capacity across multiple formulas.

kg
reps
Quick Presets:

📊 Estimated 1RM

–
Epley Most Common
–
W × (1 + R/30)
Brzycki Conservative
–
W ÷ (1.0278 − 0.0278R)
Lombardi Powerlifters
–
W × R^0.1
🏋️ Training Weights (Based on Epley)

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