One Rep Max for 115 lbs × 8 reps

One Rep Max Calculator
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What is the one rep max for 115 lbs × 8 reps?

Answer

Lifting 115 lbs for 8 reps gives an estimated one rep max of
145.7 lbs

Epley formula · an estimate from a set taken close to failure; accuracy depends on the exercise and the person and drops as reps grow

115 × (1 + 8 ÷ 30) ≈ 145.7 lbs

comparison of methods: six other published formulas give 138–147.4 lbs

Training Weights as a % of 1RM
% of 1RMWorking Weight
95%138.4 lbs
90%131.1 lbs
85%123.8 lbs
80%116.6 lbs
78.9%115 lbs — this set
75%109.3 lbs
70%102 lbs
65%94.7 lbs
60%87.4 lbs

See Also

One Rep Max Table for 115 lbs

RepsOne Rep Max% of 1RM
2 reps122.7 lbs93.7%
3 reps126.5 lbs90.9%
4 reps130.3 lbs88.3%
5 reps134.2 lbs85.7%
6 reps138 lbs83.3%
7 reps141.8 lbs81.1%
8 reps145.7 lbs78.9%
9 reps149.5 lbs76.9%
10 reps153.3 lbs75%
11 reps157.2 lbs73.2%
12 reps161 lbs71.4%

FAQ

What is the one rep max for 115 lbs × 8 reps?

Lifting 115 lbs for 8 reps gives an estimated one rep max of 145.7 lbs

How much of my max is 115 lbs for 8 reps?

115 lbs for 8 reps works out at 78.9% of an estimated one rep max of 145.7 lbs.

What should I lift at 90% and 70% of that max?

90% of 145.7 lbs is 131.1 lbs and 70% is 102 lbs. Heavy strength work usually sits at 85–95%, while volume and technique work sits nearer 65–75%.

See Also