RPE to % 1RM

Helms 2016 lookup table, integer RPE 6–10 and reps 1–12.

Reps	RPE 10	RPE 9	RPE 8	RPE 7	RPE 6
1	100	95.5	92.2	89.2	86.3
2	95.5	92.2	89.2	86.3	83.7
3	92.2	89.2	86.3	83.7	81.1
4	89.2	86.3	83.7	81.1	78.6
5	86.3	83.7	81.1	78.6	76.2
6	83.7	81.1	78.6	76.2	73.9
7	81.1	78.6	76.2	73.9	71.6
8	78.6	76.2	73.9	71.6	69.4
9	76.2	73.9	71.6	69.4	67.3
10	73.9	71.6	69.4	67.3	65.3
11	71.6	69.4	67.3	65.3	63.3
12	69.4	67.3	65.3	63.3	61.4

Enter reps 1–12 and RPE 6–10.

These tools estimate or convert numbers. They are not a training plan.