Ideal Weight Calculator
Calculate your ideal body weight using multiple scientific formulas including Robinson, Miller, Devine, and Hamwi methods.
Personal Information
cm
Some formulas use gender-specific calculations
years
Results will appear here
Enter your height and gender to calculate your ideal weight using multiple scientific formulas.
Understanding Ideal Weight Formulas
📊 Robinson Formula (1983)
- Male: 52kg + 1.9kg per inch over 5ft
- Female: 49kg + 1.7kg per inch over 5ft
- Purpose: Most commonly used in clinical practice
- Best for: General health assessments
🧬 Miller Formula (1983)
- Male: 56.2kg + 1.41kg per inch over 5ft
- Female: 53.1kg + 1.36kg per inch over 5ft
- Purpose: Alternative to Robinson formula
- Best for: Cross-validation of results
⚕️ Devine Formula (1974)
- Male: 50kg + 2.3kg per inch over 5ft
- Female: 45.5kg + 2.3kg per inch over 5ft
- Purpose: Drug dosage calculations
- Best for: Medical and pharmaceutical use
🔬 Hamwi Formula (1964)
- Male: 48kg + 2.7kg per inch over 5ft
- Female: 45.5kg + 2.2kg per inch over 5ft
- Purpose: Quick estimation method
- Best for: Rapid clinical assessments
📝 Important Notes
- These formulas provide estimates for adults only (18+ years)
- Results may not apply to athletes with high muscle mass
- Individual factors like bone density and muscle mass matter
- Consult healthcare professionals for personalised advice
- Consider healthy weight ranges rather than exact numbers