Side-by-side comparison helps you choose the right calculator for a specific clinical question.
Body Metrics
Calculate body surface area using Du Bois, Mosteller, and Haycock formulas. Free BSA calculator for chemotherapy dosing, cardiac index, and clinical calculations. BSA depends on weight — check [BMI Calculator](/tools/bmi-calculator).
Formula
Du Bois: BSA = 0.007184 × height^0.725 × weight^0.425
Inputs
Body Metrics
Calculate your Body Mass Index (BMI) instantly using height and weight. Free, WHO-validated formula with personalized health category insights for adults.
Formula
BMI = weight (kg) / height (m)²
Inputs