IPhone SE be able to use it fully." The previous major redesign of the iPhone, the 4.7-inch iPhone 6 and the 5.5-inch iPhone 6 Plus, resulted in larger screen sizes. However, a significant number of customers still preferred the smaller 4-inch screen size of the iPhone 5 and the iPhone 5S. Apple stated in the "Let us loop you in" event on March 21, 2016 that they sold over 30 million 4-inch iPhones in 2015, further explaining that some people love smaller compact phones. Later in the event they presented the iPhone SE, describing it as "the most powerful 4-inch phone ever."
IPhone 6S was introduced the following year, which featured hardware upgrades and support for pressure-sensitive touch inputs, as well as the SE—which featured hardware from the 6S but the smaller form factor of the 5S. In 2016, Apple unveiled the iPhone 7 and 7 Plus, which add water resistance, improved system and graphics performance, a new rear dual-camera setup on the Plus model, and new color options, while removing the 3.5 mm headphone jack found on previous models. The iPhone 8 and 8 Plus were released in 2017, adding a glass back and an improved screen and camera. The iPhone X