One Rep Max for 15 lbs × 6 reps

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What is the one rep max for 15 lbs × 6 reps?

Answer

Lifting 15 lbs for 6 reps gives an estimated one rep max of
18 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

15 × (1 + 6 ÷ 30) = 18 lbs

comparison of methods: six other published formulas give 17.3–18.2 lbs

Training Weights as a % of 1RM
% of 1RMWorking Weight
95%17.1 lbs
90%16.2 lbs
85%15.3 lbs
83.3%15 lbs — this set
80%14.4 lbs
75%13.5 lbs
70%12.6 lbs
65%11.7 lbs
60%10.8 lbs

Related Calculations

See Also

One Rep Max Table for 15 lbs

RepsOne Rep Max% of 1RM
2 reps16 lbs93.8%
3 reps16.5 lbs90.9%
4 reps17 lbs88.2%
5 reps17.5 lbs85.7%
6 reps18 lbs83.3%
7 reps18.5 lbs81.1%
8 reps19 lbs78.9%
9 reps19.5 lbs76.9%
10 reps20 lbs75%
11 reps20.5 lbs73.2%
12 reps21 lbs71.4%

FAQ

What is the one rep max for 15 lbs × 6 reps?

Lifting 15 lbs for 6 reps gives an estimated one rep max of 18 lbs

How much of my max is 15 lbs for 6 reps?

15 lbs for 6 reps works out at 83.3% of an estimated one rep max of 18 lbs.

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

90% of 18 lbs is 16.2 lbs and 70% is 12.6 lbs. Heavy strength work usually sits at 85–95%, while volume and technique work sits nearer 65–75%.

See Also