The taste. Both drinks are sugar free and calorie free. Coca-Cola Zero Sugar looks and tastes more like Coca-Cola Classic, while Diet Coke has a different blend of flavours which gives it a lighter taste.
Did you know? Diet Coke was our first sugar free cola, which we launched in 1983. This was followed by Coca-Cola Zero in 2006, and then replaced by Coca-Cola Zero Sugar in 2016.
Get the facts about all our drinks.
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