Fresca - Grapefruit Citrus has 0 calories and 0 grams of sugar in a 12 oz serving.
Learn more at https://www.fresca.com/products/original-citrus
Rockstar - Original has 270 calories and 63 grams of sugar in a 16 oz serving.
Learn more at https://www.pepsicobeveragefacts.com/Home/product?formula=BACX513&form=RTD&size=16&PBF