One Rep Max for 50 lbs × 4 reps

One Rep Max Calculator

What is the one rep max for 50 lbs × 4 reps?

Answer

Lifting 50 lbs for 4 reps gives an estimated one rep max of

56.7 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

50 × (1 + 4 ÷ 30) ≈ 56.7 lbs

comparison of methods: six other published formulas give 54.5–58.3 lbs

Training Weights as a % of 1RM
% of 1RM	Working Weight
95%	53.9 lbs
90%	51 lbs
88.2%	50 lbs — this set
85%	48.2 lbs
80%	45.4 lbs
75%	42.5 lbs
70%	39.7 lbs
65%	36.9 lbs
60%	34 lbs

See Also

BMI Meaning - Check what given BMI means
BMI Calculator (Imperial) - Body Mass Index Calculator (ft/in/lbs)
BMI Calculator (Metric) - Body Mass Index Calculator (kg/cm)
Ideal Weight Calculator (Imperial) - Find out the Ideal Weight for a given Height in feet/inches
Ideal Weight Calculator (Metric) - Find out the Ideal Weight for a given Height in centimeters

One Rep Max Table for 50 lbs

Reps	One Rep Max	% of 1RM
2 reps	53.3 lbs	93.8%
3 reps	55 lbs	90.9%
4 reps	56.7 lbs	88.2%
5 reps	58.3 lbs	85.8%
6 reps	60 lbs	83.3%
7 reps	61.7 lbs	81%
8 reps	63.3 lbs	79%
9 reps	65 lbs	76.9%
10 reps	66.7 lbs	75%
11 reps	68.3 lbs	73.2%
12 reps	70 lbs	71.4%

FAQ

What is the one rep max for 50 lbs × 4 reps?

Lifting 50 lbs for 4 reps gives an estimated one rep max of 56.7 lbs

How much of my max is 50 lbs for 4 reps?

50 lbs for 4 reps works out at 88.2% of an estimated one rep max of 56.7 lbs.

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

90% of 56.7 lbs is 51 lbs and 70% is 39.7 lbs. Heavy strength work usually sits at 85–95%, while volume and technique work sits nearer 65–75%.

See Also