There can only be one best cola. Odds are the highest will be coke because everyone has heard of it. What is your choice? Edit: This includes all branches like Vanilla Coke, Cherry Pepsi, Diet RC, Pepsi Max, Coke Zero, etc, etc. Edit Edit: FRUIT FLAVORED DRINKS, DR. PEPPER ETC. ARE NOT COOOOOLLAAAAAAAA *EXPLODES* Just an fyi Cola is a specific type of Soda. Squares are always rectangles, rectangles are not always squares. Cola is always Soda, but Soda is not necessarily Cola. co·laˈkōlə/noun 1. a brown carbonated drink that is flavored with an extract of cola nuts, or with a similar flavoring. So basically Royal Crown Cola (RC), Pepsi Cola (Pepsi), or Coca-Cola. (Coke)