The taste. Both drinks are sugar free and calorie free. Coca-Cola Zero Sugar looks and tastes more like Coca-Cola Classic, while Coca-Cola Light has a different blend of flavors which gives it a lighter taste.
Did you know? Coca-Cola Light was our first sugar free cola, which we launched in 1985. This was followed by Coca-Cola Zero in 2008, and then replaced by Coca-Cola Zero Sugar in 2017.