One Rep Max Calculator
Estimate your one-rep max for any lift using the Epley and Brzycki formulas.
Epley Formula
— kg
Brzycki Formula
— kg
Training Load Percentages (Epley)
Estimates are most accurate for rep ranges of 2-10. Results may vary based on exercise type and training experience.
These numbers are a starting point. If you want help turning them into a plan you'll actually stick to, I do 1-on-1 coaching.
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