Year introduced: 2017
Capacity: 64, 256 GB
Colours: silver, space grey
Model numbers: A1865, A1901, A1902 (Japan2)
 
Details: iPhone X has a 5.8-inch1 all-screen Super Retina display. The back is glass, and there's a stainless steel band around the frame. The side button is on the right-hand side of the device. There are 12 MP wide-angle and telephoto cameras on the back. There's a Quad-LED True Tone flash on the back and a SIM tray on the right-hand side that holds a "fourth form factor" (4FF) nano-SIM card. The IMEI is etched on the SIM tray. 
 
See the tech specs for iPhone X.