Apple's trio of latest smartphones are all updates of its iPhone X, including a version with an even larger screen, and a cheaper model with several colour options.
The company revealed the designs as part of an event at the Steve Jobs Theater on its Cupertino campus, exactly a year after the tech giant debuted its iPhone X device.
"The iPhone X described our vision for the smartphone," said Apple's chief design officer Jonathan Ive during a video presentation. "Today we're extending that vision across three new products."

The iPhone Xs, iPhone Xs Max and iPhone Xr include many of the same features introduced with their predecessor, like corner-to-corner screens, and "true-depth" camera system, which enables the Face ID facial-recognition technology for unlocking the phone and features like Animojis. However, all three include upgrades that enable better photography and video, and optimised gaming and augmented reality (AR).
The Xs has a 5.8-inch screen ? the same size as the X, and as the iPhone 8 Plus but on a smaller device overall.

Meanwhile, the Xs Max has a 6.5-inch display, making it the same size as the 8 Plus, but with the 3.3 million-pixel screen covering almost the entirety of its front surface.
"The Xs Max has the largest display ever on an iPhone," said Ive. "Custom-developed stainless steel is precisely machined to create structural bands in three finishes."
In between, the cheaper Xr model measures 6.1 inche...