Army Body Fat Calculator (AR 600-9 Tape Test)
Calculate body fat percentage using the official US Army tape test formula, and check it against Army body fat standards by age and gender.
About This Calculator
Uses the circumference-based formula from AR 600-9 (the US Army body composition regulation) to estimate body fat percentage from neck, waist/abdomen, hip, and height measurements in inches.
About This Calculator
Uses the circumference-based formula from AR 600-9 (the US Army body composition regulation) to estimate body fat percentage from neck, waist/abdomen, hip, and height measurements in inches.
Frequently Asked Questions
What formula does the Army body fat calculator use?
Men: %BF = 86.010 × log10(abdomen − neck) − 70.041 × log10(height) + 36.76. Women: %BF = 163.205 × log10(waist + hip − neck) − 97.684 × log10(height) − 78.387. All measurements in inches.
What is the maximum allowed body fat in the Army?
Standards vary by age and gender — for example, males 17–20 are capped around 20% and females around 30%, with slightly higher caps for older age brackets. Always check the current AR 600-9 standard for your category.
Related Calculators
Quick Facts
You Might Also Need
Body Fat Calculator — Calculate Body Fat Percentage
Calculate your body fat percentage using the US Navy method. Enter nec...
BMI Calculator
Calculate BMI, weight category, ideal weight range, and exactly how mu...
Ideal Weight Calculator — Healthy Weight for Your Height
Calculate your ideal body weight for your height, gender, and body fra...