SAP users often come across two different interfaces when working with SAP systems: SAP GUI and SAP Fiori. Both can be used to access SAP business processes, but they provide very different user experiences. SAP GUI is the traditional interface used to access many SAP transactions and functions, while SAP Fiori provides a modern, role-based user experience for SAP applications. Understanding the difference between SAP GUI and SAP Fiori is useful for SAP beginners, consultants