21 plus Rep Max Calculator

Is it a bodyweight exercise:





1RM Calculations

%1RM Max Reps Added Weight
100% 1
97% 2
94% 3
92% 4
89% 5
86% 6
83% 7
81% 8
78% 9
75% 10
73% 11
71% 12
70% 13
68% 14
67% 15
65% 16
64% 17
63% 18
61% 19
60% 20
58.9% ** 21
57.9% ** 22
56.8% * 23
56.2% ** 24
55.5% ** 25
54.68% * 26
53.76% ** 27
52.8% ** 28
51.84% ** 29
50.92% ** 30
50% * 31
48.9% ** 32
47.8% * 33
47.2% ** 34
46.6% ** 35
46% ** 36

The 1 Rep Max Percentages is from the website: https://strengthlevel.com/one-rep-max-calculator

* These reps are personally tested.

** Estimated reps after testing.