Quick, packed with interfaces, but just a little too expensive.

Quick, cheap and light: the best 3.5in drive in the group.

Fine performance and features make this a worthy winner.

Strong on data security measures, this drive is a stand-out.

Is your PC’s hard disk getting cramped? Invest in an external hard disk and never again worry about running out of room.

Clean lines undermined by poor performance and a high price.

Tough, quick and a good choice if you need a little extra protection.

It may lack eSATA, but this is a fast and cheap terabyte drive.

Relatively quick and cheap, but not quite up there with the best