Calculadora 1RM (Fuerza máxima)

One-Rep Max Calculator

Weight Lifted

Reps Completed

Unit

Estimated 1-Rep Max (1RM)

114.6 kg

95% 1RM

108.9 kg

90% 1RM

103.1 kg

85% 1RM

97.4 kg

80% 1RM

91.7 kg

75% 1RM

85.9 kg

70% 1RM

80.2 kg

60% 1RM

68.8 kg

50% 1RM

57.3 kg

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Preguntas Frecuentes

What is a One-Rep Max (1RM)?

1RM is the maximum amount of weight you can lift for a single repetition of a given exercise (such as bench press, squat, or deadlift).

What is the Epley formula for 1RM?

1RM = Weight × (1 + Reps / 30).

What is the Brzycki formula for 1RM?

1RM = Weight × (36 / (37 − Reps)).

How many reps are best for testing 1RM safely?

Testing 1RM using a 3-to-5 rep maximum set is safer than attempting a true single-rep maximum load.

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