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