One Rep Max Calculator: Calculate Your 1 REP MAX (1RM)

This One Rep Max Calculator provides an accurate and reliable estimate of your maximum lifting potential, based on the weight lifted and repetitions completed. Whether you're focusing on bench press, squat, deadlift, bent-over row, or other strength exercises, this calculator helps you pinpoint your true strength level to optimize your workouts.

🔢 1 REP MAX Calculator

Units: Lbs

133LBS

Your approx. 1 rep max

Find out more about the result and how it can be useful here.

Benefits of Knowing Your 1 Rep Max:

  • Accurate Training Plans: Customize your workout intensity.
  • Track Strength Progress: Measure your gains precisely.
  • Prevent Injury: Ensure safe training loads.
  • Set Clear Goals: Define specific strength targets.

1RM Percentage Chart for Training

Plan workouts effectively using your calculated 1RM:

% of 1RM Training Goal Recommended Reps
100% Max Strength 1
90% Strength & Power 2-4
80% Strength & Hypertrophy 6-8
70% Hypertrophy & Endurance 10-12
60% Endurance 12-15+

Specialized Exercise Calculators:

Use our calculators for popular strength exercises:

Enhance Your Strength Training

Regularly using a 1 Rep Max Calculator helps you train smarter, monitor progress effectively, and reduce injury risks. Accurately determining your lifting potential ensures every workout aligns with your strength goals.

Start using the One Rep Max Calculator today to elevate your training and maximize results!