Just try to understand what are different mongo shell between community and enterprise versions. Not sure properly posted here or not. If not, would like to admin to remove it. Thank you.
I believe this document link can give more appropriate reply:
MongoDB Enterprise provides various features not available in the MongoDB Community edition, such as:
For learning perspective, its not much of a difference. But if you are asking from a corporate perspective, it will be a lot different. I believe support and Ondemand access is the major difference in terms of MongoDB University.
greatly thank you for your very clear reply!