IPhone XS and XS Max: wireless charging improved
The iPhone of the now last-generation iPhone 8, 8 Plus, and the iPhone X have introduced for the first time on an Apple device, the wireless charging with a power of 5 Watts. This feature was made possible thanks to the adoption by Apple of the glass as a construction material for the back cover of the iPhone in question. With a subsequent update of iOS, Apple has increased the amount of maximum energy input, taking it from 5W to 7.5 W.
The rumor regarding the new iPhone Xs and Xs Max, suggested a further increase in the speed of wireless charging, up to 10W, so as to make an improvement that can be perceived. Probably also to try to bridge the gap with some competitive devices that support fast charging up to 10W and beyond. Apple has officially announced that the wireless charging has been improved, without, however, revealing too many details. Below, the brief statement concerning only the iPhone XS and the Xs-Max:
The glass front and rear is the strongest ever mounted on a smartphone with an improved resistance to scratches, while the glass back allows for a wireless charging faster. iPhone Xs and Xs Max reach a new level of resistance to splashes and water with the certification IP68, diving up to 2 meters for 30 minutes and protection against water, coffee, tea, and soda.
Apple has not released technical details about the wireless charging the new iPhone, as a result of previous communications can be assumed to have been achieved 10W. For more information, you need to wait for the marketing of the devices, in order to conduct the actual tests to be given a real.
With regard to iPhone Xr, Apple has simply communicated that the use of glass for the rear, use the wireless charging, but makes no reference to a wireless charging faster.