One Rep Max Calculator - Maximize Your Lifts
Unlock your strength potential with our One Rep Max Calculator. Accurately determine the maximum weight you can lift for a single repetition across various exercises like bench press, squats, and deadlifts. Simply input your recent lifting data, and let our calculator provide you with your one-rep max (1RM), helping you set effective training goals and track your progress.
How to Use This Calculator
- Enter the weight you can lift for multiple repetitions
- Select your preferred weight unit (kilograms or pounds)
- Input the number of repetitions (between 1-10)
- Choose your preferred calculation formula (optional)
- Click Calculate to see your results
Key Features
- Multiple formula options for accurate estimation
- Support for both kilograms and pounds
- Visual representation with chart
- Detailed percentage and repetition tables
- Instant calculations with real-time validation
What is One Rep Max (1RM)?
One Rep Max (1RM) represents the maximum amount of weight you can lift for one complete repetition of a specific exercise while maintaining proper form. It represents the peak force that your muscles can generate in a single, all-out effort.
Common Use Cases
Frequently Asked Questions
Safety Notice
Always consult with a qualified fitness professional before attempting maximal lifts. Proper form and safety should always be your top priority.