Added sugar is what separates these. The Grande Honey Citrus Mint Tea carries an estimated 30g, 3.0 times the 10g per-meal limit, while the lowest have 0g. Caffeine runs from 0mg to 40mg.
The 16 drinks in this section range from 0 calories for the Starbucks US Royal English Breakfast Tea (Grande) up to 180 calories for the Starbucks US London Fog Latte (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.