Entity framework is an Object/Relational Mapping (O/RM) framework. It is an enhancement to ADO.NET that gives developers an automated mechanism for accessing & storing the data in the database.

1. ADO.Net is create bunch of data layer code, EF is not create. 2. EF is it auto generates code for middle layer,Data acess layer and mapping code so its reduce lots of development time. 3. ADO is faster than EF.