Compare calculators
Both calculators run independently β change the inputs on either side to compare results.
Health
Body Fat Percentage Calculator
Estimate your body fat percentage using the US Navy tape-measure method. Enter your height, waist, neck, and (for women) hip measurements to get an instant result without specialist equipment.
Fill in the required fields to see your result.
Health
BMI & Body Fat Percentage Calculator
Calculate your BMI and estimate body fat percentage from body measurements using the U.S. Navy circumference method. Useful for anyone who wants a more complete picture of body composition beyond simple weight.
Fill in the required fields to see your result.
Key differences
| Body Fat Percentage Calculator | BMI & Body Fat Percentage Calculator | |
|---|---|---|
| Category | Health | Health |
| Inputs required | 5 | 4 |
| Result | Body Fat Percentage (%) | BMI + Estimated Body Fat % (combined score) |
| What it does | Estimate your body fat percentage using the US Navy tape-measure method. Enter your height, waist, neck, and (for women) hip measurements to get an instant result without specialist equipment. | Calculate your BMI and estimate body fat percentage from body measurements using the U.S. Navy circumference method. Useful for anyone who wants a more complete picture of body composition beyond simple weight. |