I have always been 40% taller than girls my age, and 30% skinnier.
Now when you hit a certain age, they stop having it like that, and what “matters” is your bmi. Which is based off of your height and weight. It’s the percentage of fat in your body, but it tends to be inaccurate. For example, if a 5’8 guys is ripped (very muscular) his bmi will be high but he isn’t overweight as the bmi chart would indicate