MVP Diagram

POC vs. Prototype vs. MVP - Zignuts.com

1. POC: Identifies the Operational feasibility of the concept. It can either confirm or infirm your thought about the user and your application. 
2. Prototype: Helps you to visualize the actual design and flow of your idea or system., that is the actual blueprint of the idea.
3. MVP: Helps you recognize the core value of your system. It is that version which you can launch into the market to gain valuable product insights from users. 

MVP - USTWO