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Fitness Calculators

All programs
Unit:
Estimate 1RM
Estimated Intensity
81 % of 1RM
Weight to Load
390 lbs

Plates / side: 3×45 + 1×25 + 1×10 + 1×2.5

Rounded for standard plates
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.
@RPE 8 Prescription Chart
Reps% 1RMWeight Plates / side
192%440 lbs 4×45 + 1×10 + 1×5 + 1×2.5
289%425 lbs 4×45 + 1×10
386%415 lbs 4×45 + 1×5
484%405 lbs 4×45
581%390 lbs 3×45 + 1×25 + 1×10 + 1×2.5
679%380 lbs 3×45 + 1×25 + 1×5 + 1×2.5
874%355 lbs 3×45 + 2×10
1068%325 lbs 3×45 + 1×5
1263%300 lbs 2×45 + 1×25 + 1×10 + 1×2.5