// Strength Calculators

Bench Press 1RM calculator

Estimate your bench press 1RM from a recent set.

Your details

Your result

Estimated bench press 1RM
91.7kg
90% (3 reps)
82.5kg
80% (8 reps)
73.3kg
70% (12 reps)
64.2kg
  • Averaged from the Epley and Brzycki formulas. Most accurate at 1–8 reps.

Estimates are for general guidance only and are not medical advice. For a personalised plan, book a free guided tour at RPM Gym.

Estimate your bench press one-rep maximum (1RM) using our calculator. Input the weight you lifted and the repetitions you completed in a recent set. This tool applies established formulas to project the heaviest weight you can lift for a single, maximal repetition. It's a quick way to gauge your current strength without performing a high-risk 1RM attempt in the gym.

Once you have your estimated 1RM, the calculator also provides common training percentages. These percentages are crucial for structuring your workouts effectively. For instance, 70-80% of your 1RM is often used for hypertrophy training, while 85-95% is typical for strength development. Use these numbers to guide your working sets and rep ranges.

Your estimated 1RM is a benchmark, not a definitive measure. Use it to track progress over time. If your estimated 1RM increases, your strength is improving. If it plateaus, consider adjusting your training program. For personalized guidance on leveraging these numbers, book a free guided tour of RPM Gym and speak with our certified coaches.

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// Frequently Asked

Questions, answered.

What is a 1RM?

1RM stands for One-Rep Maximum. It's the maximum amount of weight you can lift for a single, full repetition of an exercise with proper form.

Why should I calculate my bench press 1RM?

Calculating your 1RM helps you track strength progress, set appropriate weights for different training goals (e.g., strength, hypertrophy), and safely structure your workout programs without repeated maximal lifts.

How accurate is this 1RM calculator?

This calculator provides an estimate based on established formulas. Its accuracy depends on how close your input set was to your true maximum effort and proper form. It's close, but not as precise as a true 1RM test.

Can I use this for other exercises?

While the principle is similar, this specific calculator is optimized for the bench press. For other lifts, look for specialized 1RM calculators that account for their unique mechanics and common rep ranges.

Can RPM Gym help me use this bench press 1rm calculator | estimate your bench press max result?

Yes. Bring your result to a free tour or coaching conversation, and the RPM team can help connect it to a realistic training and nutrition plan.

Make the numbers count.

Book a free guided tour at RPM Gym Abu Dhabi and turn your targets into a real plan.

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