HealthUpdated 2026-04-12

Body Fat Calculator

Enter circumference measurements in centimeters to estimate body fat percentage.

cm
cm
cm
cm

Required for female estimate.

Result

Body fat

10.1%

Formula Explanation

The calculator applies the US Navy circumference equations after converting centimeters to inches.

How to Use

  1. Choose gender.
  2. Enter waist, neck, and height.
  3. Enter hip measurement for the female estimate.

Examples

Example: A male with 86 cm waist, 39 cm neck, and 178 cm height estimates near 18% body fat.

FAQ

Is hip measurement always required?

It is required for the female US Navy estimate and ignored for the male estimate.

How accurate is this method?

It is a convenient estimate, but precision depends on measurement consistency and body type.