There are multiple HDDs available including 1.8-inch, 2.5-inch and 3.5-inch hard disk drives. The 2.5-inch hard disk drives are mostly used in computers powered by batteries, like laptop computers, notebook computers, mobile computers and other similar devices.
The benefits of 2.5-inch hard disk drives include the fact that it consumes less power and saves battery life. However, this also means the USB 2.5-inch hard disk drives can only run at 5400 RPM - sufficient for routine tasks but inadequate for intensive processing.
A majority of the 2.5” hard disk drives use the SATA interface. But the best brand 2.5-inch HDDs now utilize SAS interfaces for their reliability. These disk drives are perfectly suitable for enterprises, small businesses and data centers.
You can buy 2.5-inch HDDs ranging from 120GB to 10TB below. Just choose a drive that suits your storage needs and budget to order online.