Fifth-generation wireless network technology, better known as 5G, is now being rolled out in major cities worldwide, and as Visual Capitalist's Ashley Viens notes, by 2024, an estimated 1.5 billion mobile users?which account for 40% of current global activity?will be using 5G wireless networks.

Today's chart highlights three generations of wireless technology in the 21st century, and the differences between 3G, 4G, and 5G networks.