RPE to %1RM Calculator

Convert Rate of Perceived Exertion to %1RM.

RPE (5-10)Reps performed

Result

%1RM

85%

Estimated 1RM (100% baseline)

85%

About this tool

Type RPE (5–10) and reps to get the matching %1RM plus the implied 1RM. The r/weightroom and r/Stronglifts RPE-based programming tool.

More health & fitness you might find useful.

Estimate your 1RM from a sub-maximal set.

See exactly which plates to load on each side of the bar.

Build a smart warm-up ramp to your working sets.

Looking for something different? Browse the rest of the catalog.