Momentus 5400.3 Series is the first Seagate product to utilize perpendicular recording technology. This innovative technology enables Seagate to deliver the industry's highest capacity in a single, 2.5-inch disc drive without sacrificing best-in-class features.

WD Scorpio mobile hard drive delivers best-in-class performance with low power consumption and cool operation. In addition, you'll get one of the quietest 2.5-inch drives on the market with real-time data protection technology to help keep your data safe.