Added sugar is what separates these. The Grande Iced Dubai Chocolate Mocha carries an estimated 46g, 4.6 times the 10g per-meal limit, while the lowest have 0g. Caffeine runs from 150mg to 280mg.
The 44 drinks in this section range from 5 calories for the Starbucks US Cold Brew (Grande) up to 470 calories for the Starbucks US Iced Dubai Chocolate Mocha (Grande), in the standard size. Every size has its own page, listed below. Boone measures added sugar against the US per-meal limit and sodium against limits by age and sex, and the calculator on every page can switch to UK guidance.