Weight and BMI • Instant Result

Ideal Weight Calculator

Compare your optimal weight range across four established clinical formulas: Devine, Robinson, Miller, and Hamwi.

Enter Your Parameters

Gender

Age (Years)

Height (cm)

Weight (kg)

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Calculation Results

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Understanding Your Result

The calculation generated by this tool provides an evidence-based assessment derived from established physiological and clinical equations. Use this measurement as an educational indicator alongside broader lifestyle variables, including overall dietary quality, resistance training, cardiovascular endurance, and routine medical checkups.

Mathematical Formula & Scientific Methodology

Calculates ideal weight across key clinical formulas based on height over 5 feet (60 inches). Devine Formula (Men: 50kg + 2.3kg/inch; Women: 45.5kg + 2.3kg/inch). Robinson Formula (Men: 52kg + 1.9kg/inch; Women: 49kg + 1.7kg/inch).

\text{Devine (Male): } IBW = 50 + 2.3 \times (\text{Height (in)} - 60)

Step-by-Step Example Calculation

For a 5'10" (70 inches) male using the Devine formula: IBW = 50 + 2.3 × (70 - 60) = 50 + 23 = 73.0 kg (160.9 lbs).

Clinical Limitations & Nuances

These historical formulas were developed for medical drug dosing and do not account for frame size, age, or athletic body composition.

Frequently Asked Questions

Which ideal weight formula is considered the gold standard?

The Devine formula is the most widely cited in medical literature for clinical pharmacology, though all four formulas provide a useful comparative reference.

What if my current weight is outside these formulas?

Ideal weight ranges are population averages. Focus on metabolic health markers (blood pressure, lipid panel, blood glucose) and physical fitness in consultation with your doctor.

Medically Reviewed Content