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