Strength tool

Personalized RIR / RPE Chart

Test your 1RM, 4RM and 8RM, and this builds a percentage chart fitted to you instead of a generic table. Because bodyweight is part of the lift, everything is calculated on total system weight and then shown as added weight.

Exercise

Chart labels

Bodyweight (lb)

Tested 1RM - added (lb)

Tested 4RM - added (lb)

Tested 8RM - added (lb)

Test each of these on separate, well-rested days for accuracy - see our guide on RPE vs RIR training.

Enter your bodyweight and all three tested maxes to build your chart.