The load intensity is different. The main purpose of sports competition is to achieve high-level results and participate in competitions, and physical fitness is mainly to enhance physical fitness through appropriate physical exercise. Sports competition is to constantly break through the limits of the human body through high-intensity professional training, so as to strive for good competition rankings and results. Generally speaking, those with good physical talent can have professional training with relatively high intensity. Physical fitness is more universal, as long as normal and healthy people can do physical exercise, without a lot of exercise, as long as they feel suitable.