This article makes an exhaustive characterization of two leading platforms in the field of Robotic Process Automation (RPA): Automation Anywhere and UiPath. The main objective is to provide a detailed comparison of both solutions to facilitate the appropriate choice according to the needs of RPA implementation in an organization. The article begins by explaining the fundamental concepts of RPA and its importance in optimizing business processes. Then, a detailed description of Automation Anywhere and UiPath is presented, covering aspects such as its architecture, user interface, automation capabilities, compatibility with different applications and systems, security, and scalability. It concludes with a summary of the main differences between Automation Anywhere and UiPath, highlighting key aspects that allow readers to make informed decisions when selecting the most appropriate platform for their particular process automation needs.