Calculate your one-rep max (1RM) for any lift. Your one-rep max is the max weight you can lift for a single repetition for a given exercise.

Use our 1RM calculator to estimate how much weight you can lift in a one-rep max. Simply enter the number of reps you can do with a given weight (in any unit) and hit enter, and we will calculate not only your one-rep max, but also your 1–10RM.

Calculate your one rep max (1RM) for bench press, deadlifts and squats. Your one rep max is the max weight you can lift for a single repetition for a given exercise.

2024年2月22日 · This One Rep Max (1RM) Calculator is designed for any lift and accurately estimates your max without risking a one rep test. Now, you can plan your workouts with the correct weight to propel you toward your goals, whether that's strength, power, or size.

The One Rep Max Calculator below will give you an accurate estimate of your 1RM based on how many reps you can do of any particular weight, as well as percentages of 1RM in 5% increments. You can then use this data to calculate your one rep max for any exercise and to calculate 1RM percentages as well.

Calculate your maximum strength from 1RM to 20RM or weight and reps as % of your 1RM. You can choose between the Brzycki and the Epley formula.

Calculate your one-rep maximum (1RM) with our easy-to-use calculator. Get accurate estimates using multiple formulas.

Calculate your 1RM (one-rep max) for any lift for any weight unit. Your 1RM is the maximum weight you can lift in one repetition. WHAT IS THE ONE REP MAX? One REP MAX is the amount for load (kg/lbs) that you can lift in a given exercise for one repetition.

Calculate your max for any lift with this 1RM calculator. Get strategic about getting bigger, stronger, and faster!

The One Rep Max (1RM) Calculator estimates the maximum weight you can lift for a single repetition based on the weight you lifted for multiple reps. It applies well-established strength formulas— Epley, Brzycki, and Lander —to provide an accurate prediction of your 1RM.