I’m sure many of us are thinking of upgrading our computer operating system to the latest Windows Vista. Apart from wondering will the current computer hardware be compatible to Windows Vista, probably we are facing the dilemma of choosing which version of Windows Vista.
Basically, there are 5 versions of Windows Vista to choose from, they are Home Basic, Home Premium, Business, Enterprise and Ultimate.
This is the link to a comprehensive comparison chart of all 5 versions of Windows Vista. Hope it helps you to make your upgrading decision.