1. Meat flavor: The first-frost beef has moderate fat content, tender meat, delicious taste and melts in the mouth. Snow beef, on the other hand, has high fat content and tender meat, but it is richer in taste, moderate in meat-fat ratio and chewy at the entrance.

2. Fat content: The first frost beef has a high fat content, and the fat in the meat is evenly distributed, showing a marble-like texture. However, the fat content of snowflake beef is high, and the fat distribution in meat is uneven, showing obvious red and white.

3. Feeding environment: The feeding environment of the first-frost beef is strict, and factors such as variety, feeding and climate environment will affect its quality. However, the breeding environment of snowflake beef is strict, and factors such as breed, breeding and climate environment will affect its quality.