About this ideal weight calculator
Ideal body weight formulas estimate a healthy reference weight from height. They are used in some clinical dosing contexts but do not capture muscle mass or body composition.
How to use
- Select sex and enter height in centimeters.
- Compare Devine and Robinson estimates.
Formula
Devine (men): 50 + 2.3 × (inches over 5 ft)
Devine (women): 45.5 + 2.3 × (inches over 5 ft)
Worked examples
Example: Male, 175 cm → Devine IBW roughly in the low-to-mid 70 kg range depending on exact inches over 5′.
Tips
- Pair with BMI and waist measurements for a fuller picture.
Frequently asked questions
Is ideal weight the same as healthy weight?
Not exactly. IBW formulas are estimates. Healthy weight ranges depend on many factors — ask a healthcare professional for personalized guidance.