There's more (and some less) in Entity Framework Core compared to Entity Framework 6, at least in version 1.0. While you can move to Entity Framework Core now, it might be too early for you.

How to use the InMemory provider in Entity Framework Core to test your methods without hitting the database or using fakes and mocks ...

Latest .NET 10 preview also features improved SQL translation in Entity Framework Core and a WebSocketStream API that ...