One Rep Max Calculator
Calculate your one-rep max (1RM) for bench press, squat, and deadlift using standard formulas like Brzycki and Epley.
one rep max
weightlifting
bench press calculator
Share this tool:
Common Lift Examples
Popular lifts with typical working weights
1Lift Details
Enter your lift weight, reps, and preferred formula
Formula Info: Different formulas provide slightly different 1RM estimates. Brzycki is most commonly used. For best accuracy, use weights close to your actual 1RM.
Continue Your Calculators Journey
More tools you might find useful
Altitude Pressure Calculator
Calculate atmospheric pressure changes with altitude and elevation
Diving Pressure Calculator
Calculate water pressure and depth for scuba diving in atm
Weather Pressure Calculator
Convert weather station pressure readings between units
Vacuum Pressure Calculator
Calculate vacuum pressure levels and absolute pressure
🌈 Browse More Tools
Complete Guide: One Rep Max Calculator
Everything you need to know about using One Rep Max Calculator effectively
Related Tools
More tools you might find useful
Featured
Age Calculator
Determine exact age in years, months, days, hours
Featured
Tip Calculator
Figure tips and split bills with custom percentages
Fraction Calculator
Work with fractions, mixed numbers, decimals
Scientific Calculator
Execute advanced math with trig, logs, exponents
BTU Calculator
Find the right AC size for your room
Trapezoid Area Calculator
Calculate trapezoid area with multiple methods
Smoking Cost Calculator
See how much you save by quitting smoking
Fuel Cost Calculator
Compute trip fuel expenses and costs
Related Collections
Collections that include this tool - discover more tools in these curated collections