Filet mignon is the most tender meat in the tenderloin, with almost no fat and excellent taste. Because meat is the most tender, it can be medium-rare. If you don't eat steak very often, you can start with rare filet mignon.
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Sirloin steak is a traditional name, also known as sirloin steak. After Henry VIII tasted the delicious steak, he knighted it, that is, Sir+loin, which was translated into sirloin steak in Chinese. Sirloin steak is mainly composed of the upper waist, which can be divided into small main course steak and big sirloin steak according to different qualities.