While functionality remains an important differentiation for UNIX systems, users should consider several other factors to arrive at a complete profile of an operating system platform. Some other criteria that determine the value of an OS include the choice of hardware platforms that the OS can be installled on, the availability of applications for the OS, and the way that the OS and its add-on options are packaged.

Click on one of the links below to see how the UNIX systems compare in these areas:

	Choice of Platforms (6 ratings)
	Application Availability (6 ratings)
	System Packaging (3 ratings)