1. Tea type: Breakfast black tea is usually a blend of a variety of black teas, such as Assam tea from India, Ceylon tea, Kenyan tea, etc., and sometimes Chinese black tea is also included. These teas are blended in certain proportions to create a rich and multi-layered flavor. Earl Grey is based on black tea and is specially flavored with bergamot oil. Often considered a classic choice for English afternoon tea, this tea is known for its distinctive aroma and flavor.

2, taste and flavor: Breakfast black tea is mellow and red in color, suitable for enjoying with milk or lemon, and has a stronger flavor. Earl Grey has a more complex flavor, with the crisp aroma of bergamot, and is suitable for drinking on its own or with milk, with a fresh and fruity taste.