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    One Rep Max for 425 lbs × 4 reps

    One Rep Max Calculator
    One Rep Max for
    lifted for
    reps

    What is the one rep max for 425 lbs × 4 reps?

    Answer

    Lifting 425 lbs for 4 reps gives an estimated one rep max of
    481.7 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

    425 × (1 + 4 ÷ 30) ≈ 481.7 lbs

    comparison of methods: six other published formulas give 463.6–495.2 lbs

    Training Weights as a % of 1RM
    % of 1RMWorking Weight
    95%457.6 lbs
    90%433.5 lbs
    88.2%425 lbs — this set
    85%409.4 lbs
    80%385.4 lbs
    75%361.3 lbs
    70%337.2 lbs
    65%313.1 lbs
    60%289 lbs

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    What is my 1 rep max for 425 lbs × 4 reps? 425 lbs for 4 reps gives an estimated one rep max of 481.7 lbs. That set is 88.2% of your maximum — see the full rep table.
    https://calculat.io/en/weight/one-rep-max/425--lb--4-reps/generated.jpgCopy

    One Rep Max Table for 425 lbs

    RepsOne Rep Max% of 1RM
    2 reps453.3 lbs93.8%
    3 reps467.5 lbs90.9%
    4 reps481.7 lbs88.2%
    5 reps495.8 lbs85.7%
    6 reps510 lbs83.3%
    7 reps524.2 lbs81.1%
    8 reps538.3 lbs79%
    9 reps552.5 lbs76.9%
    10 reps566.7 lbs75%
    11 reps580.8 lbs73.2%
    12 reps595 lbs71.4%

    FAQ

    What is the one rep max for 425 lbs × 4 reps?

    Lifting 425 lbs for 4 reps gives an estimated one rep max of 481.7 lbs

    How much of my max is 425 lbs for 4 reps?

    425 lbs for 4 reps works out at 88.2% of an estimated one rep max of 481.7 lbs.

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

    90% of 481.7 lbs is 433.5 lbs and 70% is 337.2 lbs. Heavy strength work usually sits at 85–95%, while volume and technique work sits nearer 65–75%.

    See Also