It's not easy categorizing a growing lineup of products for consumers to understand when new models are constantly being introduced. Lenovo will be changing its Yoga branding to something more self-explanatory for shoppers and the general consumer starting with the new IFA 2018 lineup.
https://www.notebookcheck.net/Lenovo-is-flipping-its-naming-conventions-upside-down-Yoga-will-no-longer-imply-a-2-in-1-laptop.316028.0.html