How accurate is a body fat calculator?

Tape-measure methods have a margin of error of ±3-4% compared to DEXA scanning (the gold standard). They are useful for tracking direction of change over time rather than absolute values.

What is a healthy body fat percentage for men?

For men, athlete range is 6-13%, fitness 14-17%, acceptable 18-24%, and above 25% is considered obese. For competitive physique purposes, most approach show condition at 8-12%.

What is a healthy body fat percentage for women?

For women, athlete range is 14-20%, fitness 21-24%, acceptable 25-31%, and above 32% is considered obese. Women require more essential fat than men for hormonal function.

How do I measure correctly for the body fat calculator?

Measure your waist at the narrowest point (or navel for men), hips at the widest point (women only), and neck just below the larynx. Take 3 measurements and average them for accuracy.

Body Fat Calculator

Estimate your body fat percentage using the US Navy circumference method.

US Navy Method

Gender

Height (cm)

Neck (cm)

Waist (cm)

Body Composition

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Body Fat

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