Deadlift 1RM Formula:
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The Deadlift 1RM (One Repetition Maximum) Calculator estimates the maximum weight you can lift for one repetition in the deadlift exercise based on your performance with submaximal weights.
The calculator uses the Epley formula:
Where:
Explanation: The formula estimates your one-rep max based on your ability to perform multiple repetitions with a submaximal weight.
Details: Knowing your 1RM helps in designing training programs, tracking strength progress, and determining appropriate training weights for different intensity levels.
Tips: Enter the maximum weight you can lift for the given number of repetitions. For best results, use a weight you can lift for 2-10 reps.
Q1: How accurate is this calculator?
A: It provides a good estimate for most people, but actual 1RM may vary based on individual factors like muscle fiber composition and technique.
Q2: Should I actually test my 1RM?
A: Direct 1RM testing carries higher injury risk. This calculator is safer for most lifters, especially beginners.
Q3: Does this work for other exercises?
A: While designed for deadlifts, it can provide rough estimates for other compound lifts like squats and bench press.
Q4: Why use kg instead of pounds?
A: The formula works with any unit, but kg is the standard in most countries. You can convert the result if needed.
Q5: How often should I recalculate?
A: Recalculate every 4-8 weeks as your strength changes, or whenever you can do more reps with the same weight.