Ideal Weight Calculator
Free online ideal weight calculator to calculate your ideal body weight using multiple proven formulas including Devine, Robinson, Miller, and Hamwi methods. Get personalized weight targets based on your height, gender, and body frame.
Calculate Your Ideal Weight
Ideal Weight Formulas
| Formula | Men | Women | Usage |
|---|---|---|---|
| Devine (1974) | 50 + 2.3 × (height - 60) | 45.5 + 2.3 × (height - 60) | Most common in medical practice |
| Robinson (1983) | 52 + 1.9 × (height - 60) | 49 + 1.7 × (height - 60) | Modification of Devine formula |
| Miller (1983) | 56.2 + 1.41 × (height - 60) | 53.1 + 1.36 × (height - 60) | Based on larger population study |
| Hamwi (1964) | 48 + 2.7 × (height - 60) | 45.5 + 2.2 × (height - 60) | Original ideal weight formula |
Ideal Weight Examples by Height
| Height | Men (Devine) | Women (Devine) | Weight Range |
|---|---|---|---|
| 5'0" (152cm) | 50 kg (110 lbs) | 45.5 kg (100 lbs) | 45-55 kg |
| 5'3" (160cm) | 57 kg (125 lbs) | 52 kg (115 lbs) | 50-62 kg |
| 5'6" (168cm) | 64 kg (140 lbs) | 59 kg (130 lbs) | 56-69 kg |
| 5'9" (175cm) | 70 kg (155 lbs) | 66 kg (145 lbs) | 63-77 kg |
| 6'0" (183cm) | 77 kg (170 lbs) | 72 kg (160 lbs) | 70-84 kg |
Body Frame Adjustments
About Ideal Body Weight
Ideal body weight is a target weight range that's considered healthy for your height and gender. These calculations are based on medical formulas developed to provide general guidelines for healthy weight ranges.
Common Ideal Weight Formulas
- Devine Formula (1974): Most widely used in medical practice and drug dosing
- Robinson Formula (1983): Modification of Devine with slightly different coefficients
- Miller Formula (1983): Based on larger population studies
- Hamwi Formula (1964): Original ideal weight formula, still used today
Body Frame Considerations
- Small Frame: Narrow shoulders, small wrist circumference
- Medium Frame: Proportionate build, average bone structure
- Large Frame: Broad shoulders, large wrist circumference
- Frame size can affect ideal weight by ±10%
Important Limitations
- These formulas don't account for muscle mass or body composition
- Athletes and very muscular individuals may exceed "ideal" weight
- Age, ethnicity, and health conditions can affect ideal weight
- Use as a general guideline, not an absolute target
- Consult healthcare professionals for personalized advice
Frequently Asked Questions
What is ideal body weight?
Ideal body weight is a target weight range that's considered healthy for your height and gender, calculated using various medical formulas like Devine, Robinson, Miller, and Hamwi.
How is ideal weight calculated?
Ideal weight is calculated using formulas that consider height and gender. Common formulas include Devine, Robinson, Miller, and Hamwi methods, each with slight variations.
Which ideal weight formula is most accurate?
The Devine formula is most commonly used in medical settings, but all formulas provide estimates. Individual factors like body frame, muscle mass, and health conditions should also be considered.
Should I aim for my exact ideal weight?
Ideal weight formulas provide general guidelines. A healthy weight range is typically ±10-15% of your calculated ideal weight. Focus on overall health rather than a specific number.