About Navy Body Fat Calculator
Official US Navy Physical Readiness Test (PRT) body fat circumference estimator.. Designed for accurate, instantaneous calculations with zero wait time.
Formula
Navy PRT Tape Test Equations (log10 circumference metrics)
Example Calculation
Height 175cm, neck 38cm, waist 82cm yields ~14.8% body fat (Excellent Navy standard).
How to Use
- Enter your values into the form fields above.
- The calculation updates immediately in real time.
- Inspect the main summary and secondary breakdowns below.