December 2, 2023

The iPhone 15 is starting to floor, and each the iPhone 15 and iPhone Professional fashions can use a USB-C port for each charging and knowledge switch functions. The brand new port permits the iPhones to cost a variety of USB-C gadgets, together with one other iPhone.

As demonstrated by Marques Brownlee, plugging a Lightning-based ‌iPhone‌ right into a USB-C iPhone 15 with a USB-C to Lightning cable lets the ‌iPhone 15‌ present energy to the older ‌iPhone‌. The perform continues to work, even when the iPhone 15 offering the ability to the Lightning port iPhone has a decrease battery degree than the unit it’s charging.

With a USB-C Android cellphone, if the Android gadget has USB Energy Supply assist and the person connects to an ‌iPhone‌ with a decrease battery degree, the Android gadget will be capable of present battery energy. If the Android cellphone doesn’t have USB PD, the result’s inconsistent and there’s no approach to predict which cellphone will perform because the charger and which unit will obtain the cost, as demonstrated under:

The iPhone 15’s USB-C port can be used to cost different gadgets, corresponding to an Apple Watch or the AirPods Professional 2 with a USB-C Charging Case utilizing a USB-C to USB-C twine.

A limitation surfaces when charging one other gadget with an iPhone 15, because the cost is proscribed to 4.5W. That is acceptable for smaller gadgets corresponding to an Apple Watch, nevertheless it might perform as a slower charger for iPhone to iPhone charging performance.

By way of MacRumors and @MKBHD