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Health

Ideal Weight: Multiple Formulas

Calculate ideal weight using different formulas.

Multiple formulas estimate ideal body weight.

Formulas

  • Devine: Most used medically
  • Robinson: Slightly lower
  • Hamwi: Original clinical

Devine

Men: 50kg + 2.3kg/inch over 5ft. Women: 45.5kg + 2.3kg.

Note

Estimates only. Body composition matters more.

Frequently Asked Questions

Most accurate?
Devine widely used. All are estimates.
Range?
±10-15% of formula result.
BMI vs ideal weight?
BMI = ratio. Ideal weight = target estimate.