So prepare for some real data and expect at least a modicum salty opinion as we pit GEP and SAP Ariba against each other in the Spend Matters evaluation ring. Not yet an Insider member ? Here's a preview: In the majority of e-procurement categories — which overall span catalog management, shopping/requisitioning, ordering, receiving, supplier network, configurability, technology (overall), general services and an overall summary e-procurement average — SAP Ariba disarms the GEP Swiss Army knife. But in at least one area, GEP takes the prize — which might be the secret to how it wins its share of customer battles. The Q1 2018 E-Procurement SolutionMap benchmark is now based on an underlying dataset featuring 19 separate providers, including nearly all of the must-shortlist invoice-to-pay technology providers procurement organizations can expect to consider in a typical selection process (as well as those they should consider but might overlook).