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Fitness Calculators

Working weights, loaded plates, and a plan for the warm-up. Keep the numbers close to your training.

RPE Converter

Estimate intensity based on RPE.

Unit:
Estimate 1RM →
Quick 1RM:

RPE (Rate of Perceived Exertion) measures intensity based on reps in reserve.

  • @10: Max effort, no reps left.
  • @9: 1 rep left in the tank.
  • @8: 2 reps left in the tank.
Estimated Intensity
81 %

of your One Rep Max

Weight to Load
395 lbs

Plates / side: 3×45 + 1×25 + 1×10 + 1×5

Rounded for standard plates

@RPE 8 Prescription Chart
Reps% 1RMWeight Plates / side
192%450 lbs 4×45 + 2×10 + 1×2.5
289%435 lbs 4×45 + 1×10 + 1×5
386%420 lbs 4×45 + 1×5 + 1×2.5
484%410 lbs 4×45 + 1×2.5
581%395 lbs 3×45 + 1×25 + 1×10 + 1×5
679%385 lbs 3×45 + 1×25 + 1×10
874%365 lbs 3×45 + 1×25
1068%335 lbs 3×45 + 1×10
1263%310 lbs 2×45 + 1×25 + 1×10 + 1×5 + 1×2.5