About the Ideal Weight Calculator
Compare ideal body weight from four well known formulas. This tool is free, works in your browser and needs no sign-up.
How to use the Ideal Weight Calculator
Choose your sex and enter your height in centimetres.
Formula used
Devine: men 50 kg + 2.3 kg per inch over 5 feet; women 45.5 kg + 2.3 kg per inch over 5 feet. Robinson, Miller and Hamwi use different constants.
Example
For a man who is 175 cm tall the Devine formula gives about 70.5 kg.
Frequently asked questions
Is the Ideal Weight Calculator free to use?
Yes. It is completely free and you can use it as many times as you like.
How accurate is the Ideal Weight Calculator?
The calculator uses standard formulas, so the maths is exact. Real life results can differ because of fees, taxes, rounding or personal factors, so treat the answer as an estimate.
Do you store the numbers I enter?
No. All calculations run in your browser. The values you type are not sent to our server.
Disclaimer: results are estimates for information only. They are not financial, medical or professional advice.