Squat One Rep Max Calculator

Enter the weight and reps from a recent squat set, and this calculator estimates your one rep max using validated formulas (Epley, Brzycki and others). You get a reliable max from a submaximal set, with no need to grind out a true single under the bar.

Use your estimated max to program training percentages and to compare yourself to the squat strength standards below.

Calculate Your 1RM

🎯 1RM Calculator

Enter the weight lifted and number of repetitions performed

Weight lifted

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kg
The weight you lifted (without the bar)

Number of repetitions

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10
1 rep20 reps
Number of repetitions performed with this weight

Your estimated 1RM

Your estimated 1RM 125.9
kg

Average of 7 scientific formulas

Recommended Load Table

Based on your 1RM of 125.9 kg

PourcentageChargeRépétitions
100%Force max
125.9 kg1 rép
95%Force max
119.6 kg2 réps
90%Force
113.3 kg4 réps
85%Force
107.0 kg6 réps
80%Hypertrophie
100.7 kg8 réps
75%Hypertrophie
94.4 kg10 réps
70%Hypertrophie
88.1 kg12 réps
65%Endurance
81.8 kg16 réps
60%Endurance
75.5 kg20 réps
55%Endurance
69.2 kg24 réps
50%Endurance
62.9 kg30 réps
40%Endurance
50.4 kg40 réps
35%Endurance
44.1 kg50 réps
30%Endurance
37.8 kg60 réps
25%Endurance
31.5 kg70 réps
20%Endurance
25.2 kg80 réps
15%Endurance
18.9 kg90 réps
10%Endurance
12.6 kg100 réps
Force (85-100%) : 1-5 reps, repos 3-5 min
Hypertrophie (70-85%) : 6-12 reps, repos 1-3 min
Endurance (60-70%) : 12+ reps, repos moins de 1 min

Squat strength standards

Squat standards are expressed as a ratio of your bodyweight. The squat is one of the strongest lifts, so the ratios run higher than the bench press.

Level1RM (x bodyweight)
Beginner0.75 x bodyweight
Novice1.25 x bodyweight
Intermediate1.50 x bodyweight
Advanced2.00 x bodyweight
Elite2.50 x bodyweight

Figures are a guide for adult men. Women's standards are roughly 0.7 to 0.8 times these ratios. For example, a 180 lb male squatting about 270 lb is intermediate, while around 450 lb is elite.

FAQ

What is a good squat 1RM?
Squatting your bodyweight is a fair starting benchmark. Around 1.5 times bodyweight is intermediate, 2 times is advanced, and 2.5 times is elite for men. Compare your estimate to the standards table rather than to one fixed number.
How accurate is a squat max calculator?
It is most accurate from a set of 5 reps or fewer taken close to failure. Higher rep sets overestimate the 1RM, so enter a heavy set of 3 to 6 reps for the best estimate.
Does it work for high-bar and low-bar squats?
Yes. The formulas are the same regardless of bar position. Just enter a set from the squat variation you actually train, since your numbers can differ between high-bar and low-bar.

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Unlimited and free 1RM calculations
Personalized load tables
Comparison of 7 scientific formulas

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