Body Fat Calculator
Estimate body fat percentage from height, waist, neck and (for women) hip measurements.
How to use
Enter measurements in cm and weight in kg.
Formula
US Navy circumference formula (estimates).
Examples
- Male, 175cm, 85cm waist, 38cm neck → ~15-18% (estimate)
Important notes
Estimate, not a clinical measurement. Consult a professional.
Frequently asked questions
How accurate is it?
Within ~3-4% of DEXA for most people when measured carefully.