Ristretto and Tea are produced all around the globe. And they change according to region in where they are cultivated. So, the question arises what is Ristretto and Tea's differentiating factor?In following section we will take a close look at what is Ristretto and Tea color, serving style, types and much more. First thing to know is what are the different types of Ristretto and Tea. Well, Ristretto types include L'autentico, vanilla while types of Tea are White, Yellow, Green, Oolong, Black, Post Fermented, Herbal, Rooibos, Mate, Blooming, Jasmine Tea, Pu-erh.