ArcGIS vs Bing Maps API: What are the differences?
ArcGIS: A geographic information system for working with maps *. It is a geographic information system for working with maps and geographic information. It is used for creating and using maps, compiling geographic data, analyzing mapped information, sharing and much more; *Bing Maps API:** The Bing Maps APIs include map controls and services that you can use to incorporate Bing Maps in applications and websites. The Bing Maps platform provides multiple API options for your application including Web Control, a Windows Store apps control, a WPF control, REST Services, and Spatial Data Services. Use the information below as well as at MSDN to help determine which API bests suits your needs.
ArcGIS and Bing Maps API can be primarily classified as "Mapping APIs" tools.