Unix vs Linux

Key Differences

• Linux is free and open-source, the original Unix is not (but some of its derivatives are);

• Linux is a “clone” of the original Unix, but it doesn’t contain its code;

• Linux is just the kernel, while Unix was/is a complete operating system;

• Linux was developed for personal computers, while Unix was primarily for large workstations and servers. Today, Linux supports more platforms than Unix;

• Linux also supports more filesystem types than Unix.

Reference:

http://beebom.com/unix-vs-linux-what-is-the-difference/