Doppio and Turkish Coffee are produced all around the globe. And they change according to region in where they are cultivated. So, the question arises what is Doppio and Turkish Coffee's differentiating factor?In following section we will take a close look at what is Doppio and Turkish Coffee color, serving style, types and much more. First thing to know is what are the different types of Doppio and Turkish Coffee. Well, Doppio types include Espresso while types of Turkish Coffee are No types.