One Rep Max for 177.5 kg × 2 reps

One Rep Max Calculator
One Rep Max for
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What is the one rep max for 177.5 kg × 2 reps?

Answer

Lifting 177.5 kg for 2 reps gives an estimated one rep max of
189.3 kg

A set of 2 reps at 177.5 kg is

93.8%

of your estimated one rep max

Note: this is an estimate, not a tested max. Rep-based formulas are closest at 2–6 reps and drift further apart as the set gets longer. Warm up and use a spotter before attempting a true single.

How to Calculate One Rep Max

Epley Formula: 1RM = weight × (1 + reps ÷ 30)

The Epley formula assumes that every extra repetition you can complete corresponds to roughly 3.33% more weight on the bar. Put your set into it:

177.5 × (1 + 2 ÷ 30)

≈

177.5 × 1.0667

≈

189.3 kg

Training Weights as a % of 1RM

Percentages of your estimated max of 189.3 kg, the way most strength programmes prescribe load:

% of 1RMWorking Weight
95%179.9 kg
90%170.4 kg
85%160.9 kg
80%151.5 kg
75%142 kg
70%132.5 kg
65%123.1 kg
60%113.6 kg

Other One Rep Max Formulas

Published 1RM formulas disagree, and the gap widens with the rep count. This page answers with Epley; here is what the others give for 177.5 kg × 2 reps:

FormulaEstimated 1RM
Epley189.3 kg
Brzycki182.6 kg
Lombardi190.2 kg
O'Conner186.4 kg
Wathan187.7 kg
Lander185 kg
Mayhew197.8 kg

See Also

One Rep Max Calculator

This calculator estimates your one-rep max (1RM) — the heaviest weight you could lift for a single repetition — from a set you have already completed. For example, it can help you find out what is the one rep max for 177.5 kg × 2 reps? (The answer is: 189.3 kg). Enter the weight you lifted (e.g. 177.5), pick pounds or kilograms, and enter how many reps you managed (e.g. 2).

One Rep Max Table for 177.5 kg

RepsOne Rep Max% of 1RM
2 reps189.3 kg93.8%
3 reps195.3 kg90.9%
4 reps201.2 kg88.2%
5 reps207.1 kg85.7%
6 reps213 kg83.3%
7 reps218.9 kg81.1%
8 reps224.8 kg78.9%
9 reps230.8 kg76.9%
10 reps236.7 kg75%
11 reps242.6 kg73.2%
12 reps248.5 kg71.4%

FAQ

What is the one rep max for 177.5 kg × 2 reps?

Lifting 177.5 kg for 2 reps gives an estimated one rep max of 189.3 kg

How much of my max is 177.5 kg for 2 reps?

177.5 kg for 2 reps works out at 93.8% of an estimated one rep max of 189.3 kg.

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

90% of 189.3 kg is 170.4 kg and 70% is 132.5 kg. Heavy strength work usually sits at 85–95%, while volume and technique work sits nearer 65–75%.