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Bench Press Calculator

💪Bench Press Calculator

Weight (kg)

Reps

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Detailed Guide Coming Soon

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What is Bench Press Calculator?

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A bench press one-rep max (1RM) calculator estimates the maximum weight you could lift for a single repetition based on your performance at a given weight for multiple reps. It uses validated formulas like Epley, Brzycki, or Lander.

PrimeCalcPro provides professional-grade tools trusted by businesses and academics.

How to Bench Press Calculator

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1Epley formula: 1RM = Weight × (1 + Reps / 30)
2Brzycki formula: 1RM = Weight / (1.0278 − 0.0278 × Reps)
3Most accurate when reps are in the 3–10 range; less reliable above 15

Worked Examples

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Example 1

Given:80kg for 8 reps (Epley)

Výsledek:1RM ≈ 101kg

80×(1+8/30) = 80×1.267 = 101.3

Bench press strength standards (males, kg)

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Level	Body weight 80kg	Body weight 90kg
Beginner	52	57
Intermediate	90	99
Advanced	127	138
Elite	167	181

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Did you know?

The world raw bench press record is held by Julius Maddox at 355kg (782 lb), set in 2021. With supportive equipment (bench shirt), the record exceeds 500kg.

References

Mathematically verified

Reviewed October 2026

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Bench Press Calculator