So, let's see. If you pick up a 14-ounce bottle of Coke, you will consume 170 calories and 46 grams of sugar. If you drink an 8-ounce can of Pepsi, you will consume 100 calories and 27 grams of sugar.

Diet Coke (or any soda) isn't known for its healthfulness. Yet, unlike sodas with tons of sugar, Diet Coke is made with aspartame, a non-nutritive sweetener with zero calories.