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 5S for preorder on September 13, 2013, the iPhone 5S was not available for preorder. Both devices were released on September 20, 2013. While most of the promotion focused on Touch ID, the 64-bit Apple A7 processor was also a highlight during the event. Schiller then showed demos of "Infinity Blade III" to demonstrate the A7's processing power and the device's camera using untouched photographs. The release of iOS 7 on September 18, 2013 was also announced during the keynote. The iPhone 5S was released on September 20, 2013, in the United States, United Kingdom, Canada, China, France, Germany, Australia, Japan,