The document provides an overview of the key differences between the Medical Device Regulation (MDR) and In Vitro Diagnostic Regulation (IVDR) in the EU, detailing their scope, risk classifications, conformity assessments, and post-market data requirements. While both regulations were adopted in 2017 and aim to enhance safety and efficacy, they differ in applicability and specific regulatory requirements. Understanding these nuances is crucial for manufacturers and healthcare professionals as they navigate the regulatory landscape.