Struts:

1.Struts is only for web Applications.We can not develop any

type of Java,J2EE applications by using Struts Framework.

2.We can not Integrate other Frameworks with Any other Java

Oriented Frameworks.

Spring:

1.Spring is for developing any kind of Java,J2EE applications.

2.It is Layered architecture.We can integrate any no of

Frameworks with Spring.

3.It has So many features like AOP,IOC.