Body fat
Body Fat Calculator
Estimate body fat % with a tape measure using the US Navy method.
Free tool · Body fat
Waist-to-hip ratio shows whether you carry more fat around your middle. A falling ratio over a cut usually means belly fat is coming off.
Results
Estimates for general fitness use, not medical advice.
Common cutoffs are about 0.90 for men and 0.85 for women.
Fat loss lowers waist size most; building glutes raises hip size. Both improve the ratio.
Body fat
Estimate body fat % with a tape measure using the US Navy method.
Body fat
See the body fat % and weight where your abs should start to show.
Body fat
Work out how much of your weight is muscle, bone and water.
Body fat
Fat-free mass index: how muscular you are for your height.