What is the Ideal Weight Calculator?
Find an ideal body weight for your height using the Devine formula and the healthy BMI range.
Enter height and sex and the Ideal Weight Calculator returns ideal weight (Devine), healthy BMI weight range and robinson formula. Results update as you type, and nothing you enter leaves your device.
How it is calculated
Devine: 50 kg (men) or 45.5 kg (women) + 2.3 kg for each inch over 5 feet
This is a general estimate for adults and not medical advice. Talk to a doctor or dietitian about your own health.
How to use it
- Enter height in cm.
- Choose sex.
- Read ideal weight (Devine) in the results panel. It updates as you type.
- Change any value to compare scenarios, or use Share to send the result as a link.
Worked example
Common questions
What formula does the Ideal Weight Calculator use?
It uses: Devine: 50 kg (men) or 45.5 kg (women) + 2.3 kg for each inch over 5 feet.
What do I need to use the Ideal Weight Calculator?
You need height and sex. Sensible starting values are filled in so you can see how it works straight away.
Is the Ideal Weight Calculator free, and is my data stored?
It is free with no sign-up. The calculation runs in your browser, so the values you enter are not sent to or stored on our server.