Body Surface Area Calculator

Calculate body surface area (BSA) using Du Bois, Mosteller, and other formulas for medical applications.

Body Measurements

BSA Formulas

Du Bois: 0.007184 × W0.425 × H0.725

Mosteller: √(W × H / 3600)

Body Surface Area

1.81
19.48 ft² | Du Bois & Du Bois (1916)

Body Metrics

Weight70.0 kg
Height170.0 cm (1.70 m)
BMI24.2 kg/m²

Formula Comparison

Dubois1.8097
Mosteller1.8181
Haycock1.8257
Gehan1.8313
Boyd1.8347

BSA Reference Ranges

Average Adult1.7 - 2.0 m²
Adult Male (avg)1.9 m²
Adult Female (avg)1.6 m²
Child (10 yr)1.1 m²
Neonate0.2 - 0.25 m²