Ideal Weight Calculator

Find your healthy weight range

ft
in

About These Formulas

  • Robinson (1983): Widely used, based on Metropolitan Life data
  • Miller (1983): Tends to give slightly lower weights
  • Devine (1974): Originally for drug dosing, commonly used
  • Hamwi (1964): Simple rule of thumb calculation
  • BMI Range: Based on healthy BMI of 18.5-24.9

These formulas provide estimates. Your ideal weight depends on many factors including muscle mass, bone structure, age, and overall health.

The Formulas

Robinson Formula:
Men: 52 kg + 1.9 kg per inch over 5 feet
Women: 49 kg + 1.7 kg per inch over 5 feet

Devine Formula:
Men: 50 kg + 2.3 kg per inch over 5 feet
Women: 45.5 kg + 2.3 kg per inch over 5 feet