The two competing disk cloning and backup utilities are the previously recommended Carbon Copy Cloner and SuperDuper!. I’ve recently switched to using SuperDuper! as I find it handles making full hard drive backups a little more smoothly. It is a free trial, and then $28 for all advanced features.
Related: Time Machine and cloning HDD, Seems like OS X missing important elements??, Move Time Machine backups to another disk drive, Backup, Backup, Backup, Mac Pro, MacBook Pro, Time Machine & Cloning.
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