Wiener Melange and Doppio are produced all around the globe. And they change according to region in where they are cultivated. So, the question arises what is Wiener Melange and Doppio's differentiating factor?In following section we will take a close look at what is Wiener Melange and Doppio color, serving style, types and much more. First thing to know is what are the different types of Wiener Melange and Doppio. Well, Wiener Melange types include Cappuccino while types of Doppio are Espresso.