Body Fat Calculator
Estimate your body fat percentage using the US Navy circumference method.
Body fat
16.9%
Enter your measurements in centimeters to estimate body fat percentage with the US Navy formula. It uses your height, neck and waist (plus hip for women).
How to use
- Choose your gender.
- Enter your height, neck and waist in cm (add hip for women).
- Read your estimated body fat percentage instantly.
Frequently asked questions
- How accurate is the US Navy method?
- It is a rough estimate based on body circumferences and can differ from lab methods by several percent.
- Is this medical advice?
- No. Results are estimates for general guidance only and are not a substitute for professional medical advice.