surgenx keto These methods are a bit more complicated and expensive and are mainly used clinically for medical complaints. These measurements are the most reliable.Women have a higher fat percentage on average than men: 25 - 31 percent versus 18 - 25 percent. As a woman, if you weigh 65 kilos, you carry around 16-20 kilos of fat with you. For a man weighing 90 kg, it is 16 - 22.5 kg. A well-trained athlete has a lower fat percentage and overweight people are usually (a lot) higher than the average.