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Fitness Calculators

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

Plates / side: 5×45 + 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%590 lbs 6×45 + 1×2.5
289%570 lbs 5×45 + 1×25 + 1×10 + 1×2.5
386%550 lbs 5×45 + 1×25 + 1×2.5
484%540 lbs 5×45 + 2×10 + 1×2.5
581%520 lbs 5×45 + 1×10 + 1×2.5
679%505 lbs 5×45 + 1×5
874%475 lbs 4×45 + 1×25 + 1×10
1068%435 lbs 4×45 + 1×10 + 1×5
1263%405 lbs 4×45