Pomelo is a citrus fruit that is the largest of its kind. It is similar in size to a cantaloupe or twice or two and a half times the size of a grapefruit. There are different varieties of pomelos, and they all vary slightly in flavor. However, most have a taste similar to that of a grapefruit, with an intense tartness, sharp acidity, and a prevailing sweetness. Unlike grapefruit, pomelos are milder in flavor and less bitter. The pomelo tastes really delicious, and it is sweeter and not as tart as a grapefruit. There is still a slight tartness, however, so a little salt or sugar is added at times. The pomelo fruit is surprisingly delicious, and it tastes exactly like a grapefruit but without the bitterness or sourness.