Compare calculators

Both calculators run independently — change the inputs on either side to compare results.

Waist-to-Hip Ratio Calculator

Divides waist circumference by hip circumference to produce a simple index of abdominal fat distribution and cardiovascular risk. Used during health screenings to identify individuals at elevated risk for diabetes, heart disease, and metabolic syndrome.

Waist Circumference (cm)

Hip Circumference (cm)

Fill in the required fields to see your result.

Medicine

Body Surface Area Calculator

Calculate body surface area (BSA) in m² using the Mosteller, Du Bois or Haycock formula from your weight and height. Clinicians use BSA to dose chemotherapy, normalise cardiac index and estimate burn coverage.

Weight (kg)

Height (cm)

BSA Formula

Fill in the required fields to see your result.

Key differences

	Waist-to-Hip Ratio Calculator	Body Surface Area Calculator
Category	Medicine	Medicine
Inputs required	2	3
Result	Waist-to-Hip Ratio	Body Surface Area (m²)
What it does	Divides waist circumference by hip circumference to produce a simple index of abdominal fat distribution and cardiovascular risk. Used during health screenings to identify individuals at elevated risk for diabetes, heart disease, and metabolic syndrome.	Calculate body surface area (BSA) in m² using the Mosteller, Du Bois or Haycock formula from your weight and height. Clinicians use BSA to dose chemotherapy, normalise cardiac index and estimate burn coverage.