Backing up your data isn't the most exciting part of owning a computer, which is all the more reason to keep the cost down to a bare minimum.
This 1TB portable hard drive would usually set you back around £80, but you can get the Samsung M3 1TB External Hard Drive for just £49.99 (opens in new tab) at the moment.
You can fit 17,000 hours of music, 320,000 high res photos or 250 DVDs on this pocket-sized 1TB drive so you never need be too far away from your precious files.