Ideal Weight Calculator
Estimate ideal body weight from height and sex with the Devine, Robinson, Miller and Hamwi formulas, plus the weight range for a BMI of 18.5 to 24.9.
Height, Weight and Growth
5 tools
Which Height, Weight and Growth tool do you need?
| Tool | What it answers |
|---|---|
| Healthy Weight Calculator | A healthy adult weight is any weight that puts your BMI between 18.5 and 24.9, so it depends only on height. |
| Ideal Weight Calculator | Ideal body weight formulas start from a base weight at 5 ft and add a fixed amount per inch above it. |
| Ideal Weight for Height Calculator | Ideal body weight formulas start from a base weight at 5 ft and add a fixed amount per inch above it. |
| Obesity Calculator | Adult obesity is defined by the WHO as a BMI of 30 or more, split into class I (30–34.9), class II (35–39.9) and class III (40 and above). |
| Overweight Calculator | An adult is classed as overweight when BMI is 25 to 29.9 and as obese at 30 or more. |
All tools
Ideal Weight for Height Calculator
Estimate ideal body weight from height and sex with the Devine, Robinson, Miller and Hamwi formulas, side by side with the WHO healthy BMI weight range.
Obesity Calculator
Find your WHO obesity class from height and weight, see how far you are from the BMI 30 line, and add a waist size to check the 102 cm or 88 cm risk cut-off.
Healthy Weight Calculator
Find the adult weight range that keeps BMI between 18.5 and 24.9 at your height, in kg or lb, plus the BMI 22 midpoint and where your weight sits.
Overweight Calculator
Check whether your weight is in the WHO overweight band and see the exact weights where overweight (BMI 25) and obesity (BMI 30) begin at your height.