Doppio and Toasted Graham Latte 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 Toasted Graham Latte's differentiating factor?In following section we will take a close look at what is Doppio and Toasted Graham Latte color, serving style, types and much more. First thing to know is what are the different types of Doppio and Toasted Graham Latte. Well, Doppio types include Espresso while types of Toasted Graham Latte are Espresso.