7zip can't do all the same things. It's an incomplete WinRar clone that leaves out a lot of features and adds very little on its own, besides the 7zip format an

7zip can't do all the same things. It's an incomplete WinRar clone that leaves out a lot of features and adds very little on its own, besides the 7zip format and being open source (both neat things, but that doesn't replace the long list of features it doesn't have or the worse UI)