e.g. standard iphone 17 & iphone air use usb 2.0 transfer rate connector ... and these ones are on the upper-priced phone scale. iphone 15 pro & pro max was when first apple introduced usb 3.0. now were are in the usb 3.2 gen 2, used presently in the pro series ... well usb 4 v2 is the most recent standard.
The latest UFS standard is here and could result in smartphones with significantly faster flash storage in the future. With data rates up to 10.8 Gbps, the maximum bandwidth has nearly doubled and should meet the requirements of complex AI applications.