External hard drives have turned out to be the best companions for those looking for unlimited storage to back up invaluable data.

You wish to save all those huge music and movie files or the personal photo collection that you have amassed over the years, but are running out of space on your computer. Or, you would like to own a device that gives you the flexibility to carry your business-critical data whenever you are on the move. Portable external hard drives can serve your requirements in both instances. In fact, its needs like these that are driving the demand for good portable external hard drives.

The edge that external hard drives have over their internal counterparts is that the risk of losing your personal data gets minimised in case of system failure. At a time when the market is inundated with loads of portable external hard drives, choosing the right one can be an arduous task. There are certain factors that you should keep in mind while trying to select the perfect drive for your needs. drives even boast of one terabyte (TB) of storage capacity.

If your usage typically involves merely transferring files or folders, you can go for a drive with a smaller capacity. For a consumer of heavy media like movies, games, etc, drive capacities in the terabytes territory are the order of the day. So, if you are planning to add extra storage to your computer as an additional backup layer, go for a terabyte-capacity drive. It is important to know that higher-capacity drives result in the lowest cost-per-gigabyte. This gives users value for money.