One gigabyte is equal to 1,024 megabytes. A gigabyte also equates to 0.00098 terabytes. A gigabyte is a multiple for a byte of digital information, and is used in regard to the transmission and storage of that type of data.
A byte is considered the smallest unit when it comes to digital information. One gigabyte is represented by 1,073,741,824 bytes. In kilobytes, 1 gigabyte is comprised of 1,048,576 kilobytes. Consumers typically desire devices that transmit larger numbers of bytes in a shorter period of time. Similarly, they seek devices with a larger byte storage capacity. The focus typically is on the number of gigabytes possible or available.