Differences between Weblogic and WebSphere Application Servers

WebSphere Application Server:

Contain Suite of Products (one stop shop) having,
Express Application Server : Used for JSP's and Servlets deployment
Base(Enterprise) Application Server : Complete J2EE Specification
Network Deployment Application Server : Used if you are working with clustering and load balancing.

• If you are working for clustering, load balancing, deploying on multiple systems it is better to go for Web Sphere. you can easily work on a complete E-business Application.
• Admin Console is very good for security settings
• This application server mainly focus on Integration, Connectivity and Web Services.
• Websphere implementation on XML is based on latest xerces parser and xalan database, WebServices runtime and tools support.
• It has better performance, extensive Integration, transmission management etc;

WebLogic Application Server:

• This Application Server focus more on emerging J2EE Standards and ease of use.
• Weblogic server's JSP compiler automatically includes java.util.package. In websphere you have to explicitly add this package.
• easier to store config files in your own repositories.
• easier to automate builds that include manipulation of server environment.
• Weblogic starts faster compare to WebSphere
• Weblogic has default transaction Attribute "Supports".