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Squat 1RM Calculator

The squat is the king of lower body exercises and a key measure of total-body strength. Estimate your squat 1RM safely using submaximal reps rather than risking a true max attempt. Enter your best recent set below to get your estimated max.

Estimating Your Squat Max Safely

Perform a set of barbell back squats with a weight you can handle for 3-6 reps with proper depth (hip crease below the knee). Enter the weight and reps into the calculator. Always squat in a power rack with safety bars set at the appropriate height. Squat 1RM estimates from sets of 3-5 reps are typically accurate within 5%.

Squat Strength Standards

For men: beginner (0.75x body weight), intermediate (1.25x BW), advanced (2x BW), elite (2.5x+ BW). For women: beginner (0.5x BW), intermediate (1x BW), advanced (1.5x BW), elite (2x+ BW). These assume full-depth squats. Partial or half squats will yield significantly higher numbers that are not comparable.

Frequently Asked Questions

Should I test my true squat max?
For most people, estimated 1RM from submaximal sets is safer and sufficient for programming purposes. True max testing should only be done with experienced spotters, in a power rack, and by lifters with solid technique. Competitive powerlifters should test periodically for meet preparation.
Why is my squat weaker than my deadlift?
This is normal. Most people deadlift more than they squat because the deadlift uses a shorter range of motion and more of the posterior chain. A squat-to-deadlift ratio of 0.8-0.85 is typical. If your squat is significantly weaker, focus on quad strength, core stability, and squat-specific accessory work.

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