Ideal Body Weight

Find your ideal weight using four established medical formulas: Devine, Robinson, Miller, and Hamwi.

Your Height

cm
Ideal Range

— kg

Average: — kg

Devine

—

kg (1974)

Robinson

—

kg (1983)

Miller

—

kg (1983)

Hamwi

—

kg (1964)

Weight Range Comparison

About IBW Formulas

These formulas were developed primarily for drug dosage calculations. They don't account for muscle mass, body composition, or ethnicity. Use them as general guidelines, not absolute targets.

Documentation

IBW Formulas

Devine Formula (1974)

Men: 50 + 2.3 kg per inch over 5'

Women: 45.5 + 2.3 kg per inch over 5'

Robinson Formula (1983)

Men: 52 + 1.9 kg per inch over 5'

Women: 49 + 1.7 kg per inch over 5'

Miller Formula (1983)

Men: 56.2 + 1.41 kg per inch over 5'

Women: 53.1 + 1.36 kg per inch over 5'

Hamwi Formula (1964)

Men: 48 + 2.7 kg per inch over 5'

Women: 45.5 + 2.2 kg per inch over 5'