One of the most common questions we get about technology is undoubtedly about data storage capacity, such as terabytes, gigabytes, petabytes, megabytes, etc.

You’ve probably heard most of these terms before, but do you know what they mean? How many gigabytes are in a terabyte? What does a terabyte even mean in the real world? These are all things you need to know before you buy a hard drive or memory card, choose a tablet based on its memory, etc.

Fortunately, all of these units of measurement, as confusing as they may seem at first glance, are easily converted from one unit to another and the concepts are easy to understand thanks to the examples we've provided below.

Let's start with the basics.