Health calculator
Ideal Weight Calculator
Compare sex-specific adult ideal body-weight estimates from height using the Devine formula.
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.
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?+
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?+
Compare sex-specific adult ideal body-weight estimates from height using the Devine formula.
How accurate is the Ideal Weight Calculator?+
Ideal Weight Calculator applies the formula and assumptions shown on this page. Results may be rounded for readability, so verify changing rates, thresholds, medical guidance, or legal rules with the cited source or a qualified professional.
What should I check before using the Ideal Weight Calculator result?+
Check that the units, dates, rates, and assumptions match your situation. Change one input at a time to understand which values have the largest effect on the result.
Health guide
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.
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