One Rep Max for 147.5 kg × 9 reps

One Rep Max Calculator
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What is the one rep max for 147.5 kg × 9 reps?

Answer

Lifting 147.5 kg for 9 reps gives an estimated one rep max of
191.8 kg

A set of 9 reps at 147.5 kg is

76.9%

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:

147.5 × (1 + 9 ÷ 30)

=

147.5 × 1.3

≈

191.8 kg

Training Weights as a % of 1RM

Percentages of your estimated max of 191.8 kg, the way most strength programmes prescribe load:

% of 1RMWorking Weight
95%182.2 kg
90%172.6 kg
85%163 kg
80%153.4 kg
75%143.8 kg
70%134.2 kg
65%124.6 kg
60%115.1 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 147.5 kg × 9 reps:

FormulaEstimated 1RM
Epley191.8 kg
Brzycki189.6 kg
Lombardi183.7 kg
O'Conner180.7 kg
Wathan194.4 kg
Lander190.9 kg
Mayhew189.7 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 147.5 kg × 9 reps? (The answer is: 191.8 kg). Enter the weight you lifted (e.g. 147.5), pick pounds or kilograms, and enter how many reps you managed (e.g. 9).

One Rep Max Table for 147.5 kg

RepsOne Rep Max% of 1RM
2 reps157.3 kg93.8%
3 reps162.3 kg90.9%
4 reps167.2 kg88.2%
5 reps172.1 kg85.7%
6 reps177 kg83.3%
7 reps181.9 kg81.1%
8 reps186.8 kg78.9%
9 reps191.8 kg76.9%
10 reps196.7 kg75%
11 reps201.6 kg73.2%
12 reps206.5 kg71.4%

FAQ

What is the one rep max for 147.5 kg × 9 reps?

Lifting 147.5 kg for 9 reps gives an estimated one rep max of 191.8 kg

How much of my max is 147.5 kg for 9 reps?

147.5 kg for 9 reps works out at 76.9% of an estimated one rep max of 191.8 kg.

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

90% of 191.8 kg is 172.6 kg and 70% is 134.2 kg. Heavy strength work usually sits at 85–95%, while volume and technique work sits nearer 65–75%.