VB

1,Object-based Language

2,Doesnot support Threading

3,Not powerful Exception handling mechanism

4,Doesnot having support for the console based applications

5,Cannot use more than one version of com objects in vb application called DLL error

6,Doesnot support for the Disconnected data source.

VB.Net

1,Object-oriented Language

2,supports Threading

3,powerful Exception handling mechanism

4,having support for the console based applications

5,More than one version of dll is supported

6,supports the Disconnected data source by using Dataset class