NOS - Original has 210 calories and 51 grams of sugar in a 16 oz serving.
Learn more at https://drinknos.com/en-us/products/original/
Red Bull has 110 calories and 27 grams of sugar in a 8.4 oz serving.
Learn more at https://www.redbull.com/us-en/energydrink/red-bull-calories