What percentage of 1RM is RPE 8?

A single repetition at RPE 8 typically corresponds to about 92% of your 1-rep maximum. However, this varies based on individual lifter calibration and the specific lift.

How to convert RPE to percentages?

Look at the intersection of your reps and RPE on an RTS chart. For example, 5 reps at RPE 8 is roughly 81% of your 1RM. Our calculator provides a dynamic table to find these exact values.

RPE to Percentage Calculator: Convert RPE Values Instantly

RPE Percentage Chart

Convert any RPE and rep interaction into a percentage of your 1-rep max (1RM)

How RPE Relates to Percentage Training

Percentage-based training and RPE (Rate of Perceived Exertion) are two sides of the same coin. While a percentage-based program tells you to lift 80% of your max, an RPE program tells you to lift at a weight that feels like an 8 out of 10 difficulty. Our calculator bridges this gap by showing you exactly what percentage each RPE value represents on a standard chart.

Standard RPE to Percentage Table

Most modern strength programs use a table that maps RPE and reps to a specific percentage. For example, 1 rep at RPE 10 is 100%, while 1 rep at RPE 8 is roughly 92%. Our dynamic chart allows you to toggle between absolute weight and these percentage values.

Dynamic Effort: Training at 60-70% for explosive power.
Max Effort: Training at 90%+ for strength expression.
Volume Blocks: Usually ranging between 70% and 85% at Moderate RPE levels.