Ideal Weight Calculator
Compare ideal body weight estimates from the Devine, Robinson, Miller and Hamwi formulas alongside the healthy BMI range for your height.
Runs on your device
Result
Results appear here as you type.
What it does
These formulas were developed for medication dosing and are only rough guides. The healthy BMI range is usually more useful for everyday goals.
How to use it
- Choose units and sex.
- Enter your height.
- Compare the estimates.
Example
The example fills in realistic values and runs the tool. Select Try an example above to see it.
When it helps
- Setting a realistic goal range.
- Understanding clinical formulas.
- Nursing and pharmacy coursework.
Questions
Why do the formulas disagree?
They were fitted to different populations and decades. None accounts for muscle or frame size.
Do they work under 5 feet?
They become unreliable below 152 cm, so the tool warns you.
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