When comparing rsync vs CarbonCopy Cloner, the Slant community recommends CarbonCopy Cloner for most people. In the question“What are the best backup apps for Mac OS?” CarbonCopy Cloner is ranked 1st while rsync is ranked 4th. The most important reason people chose CarbonCopy Cloner is:
Even if you have tasks in queue, once you connect, it will begin automatically backing up for you.
Specs
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Pros
Pro Fast and bandwidth efficient
Only the changed parts of files are synced. For instance, if a long log file increases by just a few lines of text, a small diff will be sent to and saved in the archive. Rsync also compresses data in transit.
Pro Works over SSH
SSH support allows sending files securely over the network by encrypting all communcation.
Pro Pre-installed on OSX and most Linux distributions
Many *nix systems bundle rsync so there's nothing to install. All you need to do is open up the terminal and start using rsync.
Pro Free and open source
Licensed under GNU.
Pro Auto-Run
Even if you have tasks in queue, once you connect, it will begin automatically backing up for you.
Pro Flawless Execution
Backing up and restoring your computer are fast and easy. There's no confusion.
Pro Clear Interface
The interface is extremely streamlined. It walks you through the entire process. There are advanced options but they remain hidden until you want them.
Cons
Con No official GUI
To use rsync, you have to know your way around the command line.
Con Complicated, and you can accidentally overwrite the wrong files
Con No Organizing Tasks
Once your tasks are in the queue, you can't reorder them. You also can't organize them into folders.