Differences in appearance, internal structure, taste and flavor, etc.

1. Different appearance: The peel of red grapefruit is light yellow or light pink, and the surface is smooth. The peel color of red pomelo can range from light yellow to orange-red, with obvious spots.

2. Different internal structures: Red grapefruit has white or light yellow pulp and no obvious separation membrane. Red pomelo has obvious French white swelling and splashing effect. When cut open, it will show a bright stickiness and is rich in vitamin C and antioxidant substances.

3. The taste and flavor are different: red grapefruit has a high water content, a juicy and crisp taste, and a sweet and sour taste with a certain bitterness. The pulp of red pomelo is relatively mild and rich, with a clear balance of sweet and sour.