Need mailclient

[TheMajor]

I need a mailclient with the following features/requirements:

-Hide in tray when clicking X
-Auto backup to folder/file
-Not Thunderbird
-Not Incredimail
-Not Outlook (Express)
-Not Pegasus
-SMTP authentication

Any suggestions?

 

[CntdwnToExtn]

i don't know if you mean both outlook and express..but i know outlook has a lot of features....