Health calculator
Ideal Weight Calculator
Compare sex-specific adult ideal body-weight estimates from height using the Devine formula.
FormulaMen: 50 + 2.3 x inches over 5 ft; Women: 45.5 + 2.3 x inches over 5 ft
Formula
Devine ideal body weight estimate
Ideal weight formulas are broad estimates and do not replace medical assessment.
Men: 50 + 2.3 x inches over 5 ft; Women: 45.5 + 2.3 x inches over 5 ft
A 5 ft 10 in adult male estimate is 50 + 2.3 x 10 = 73 kg.
FAQ6 common questions for this calculator.
FAQs
Is ideal weight exact?+
No. It is a rough reference and does not account for body composition or health history.
Who should use this?+
Adults can use it as a general planning estimate, not a diagnosis.
How does the Ideal Weight Calculator calculate the result?+
For the Ideal Weight Calculator, it uses the Devine ideal body weight estimate: Men: 50 + 2.3 x inches over 5 ft; Women: 45.5 + 2.3 x inches over 5 ft. A 5 ft 10 in adult male estimate is 50 + 2.3 x 10 = 73 kg.
What information do I need to use the Ideal Weight Calculator?+
For the Ideal Weight Calculator, enter height. Keep the units consistent with the calculator fields and compare your setup with the worked example on the page.
How accurate is the Ideal Weight Calculator?+
Ideal Weight Calculator is only as accurate as the height entered. It applies the Devine ideal body weight estimate shown on this page, then rounds for readability. Treat the output as screening guidance rather than a diagnosis.
What should I check before using the Ideal Weight Calculator result?+
For the Ideal Weight Calculator, check height, unit choices, and whether the calculator's assumptions fit the person being assessed. Use the result as screening or planning context, not as a diagnosis.
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How to use the Ideal Weight Calculator
Compare sex-specific adult ideal body-weight estimates from height using the Devine formula. The page also explains the devine ideal body weight estimate and shows a practical example: A 5 ft 10 in adult male estimate is 50 + 2.3 x 10 = 73 kg.
- 1
Enter your details
Enter height using the Devine formula, then complete any other fields shown in the calculator.
- 2
Check the calculation
Review the result alongside the devine ideal body weight estimate: Men: 50 + 2.3 x inches over 5 ft; Women: 45.5 + 2.3 x inches over 5 ft.
- 3
Compare scenarios
Change one or more inputs to see how they affect the ideal Weight Calculator result before you use the estimate.