Laptop drive almost full? Need to back up your photos? Desktop-size and portable platter storage provides a cost-effective alternative to SSDs. Our deep-dive reviews help you track down the right ...

(2) A magnetic disk drive that plugs into a USB port on a computer. Used for transport as well as backup and additional storage, portable hard drives rival the capacity of many internal hard drives.

Portable hard drives are versatile in that they not only allow you to back up important business information such as clients, reports and tax information, they are mobile and can be used any time and ...