Health

Ideal Weight

Calculate ideal body weight. Fast, accurate, and completely free.

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Recommended Ideal Weight (Devine)
65.1 kg
Healthy Range: 53.5 - 72.2 kg

Formula Comparisons

Mathematical Formula

\text{Devine (Male): } IW = 50.0 + 2.3 \times (\text{Height}_{\text{inches}} - 60) \quad \Big| \quad \text{Devine (Female): } IW = 45.5 + 2.3 \times (\text{Height}_{\text{inches}} - 60)

Formulas estimate weight for adults over 5 feet (60 inches) tall.

How to Use this Calculator

  1. Select your biological gender.

  2. Enter your height in centimeters.

  3. View the ideal weight estimates calculated across the four major medical formulas.

What is Ideal Body Weight (IBW)?

Ideal Body Weight (IBW) was originally introduced by Dr. Ben J. Devine in 1974 to estimate dosages for medications in medical settings. Over time, these formulas have been adopted by the fitness and health industries as targets for healthy weight goals.

Frequently Asked Questions (FAQ)

What is the Devine formula?

The Devine formula is the most widely used medical formula to estimate ideal body weight for adults taller than 5 feet.

Are these weight targets strict rules?

No. They are general guidelines. A healthy weight range spans +/- 10% of the calculated ideal weight.

Which formula is the best?

The Devine formula is the industry standard, though the Robinson, Miller, and Hamwi formulas provide slightly different weight estimates.

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