1, sirloin steak refers to the muscle tissue located on the back of steak, also known as "shoulder meat". Sirloin steak is usually thicker and stronger than filet mignon, with richer taste and tender and juicy meat. Sirloin steak can be cooked in many ways, such as frying, roasting and boiling. This is one of the most popular steaks in many restaurants.

2. Sirloin steak refers to the muscle tissue located inside sirloin steak, also known as "tenderloin". Unlike sirloin steak, sirloin steak is located near the heart, with softer taste and richer meat. Sirloin steak usually needs to be cooked at low temperature and tastes very delicious.

3. filet mignon refers to the muscle tissue located at the waist of the steak, also known as "muscle room". Filet mignon is relatively thin, but it is also very tender and juicy. It is one of the most famous steaks in western catering culture. Filet mignon usually needs to be fried and roasted to cook, and it tastes mellow.