

Not all laws are enforcable, and not all laws make sense.
iPhones do have different model number per region. It used to be printed on the back, I have touched one in many years.
I guess if your border guard is really diligent they could in theory pick up on that.
In practice, as long as you don’t get randomly checked and you don’t have the box and receipt in your luggage then you’re probably home scot-free.





I had a Chromebook with touchscreen. I’d mostly just use it to tap on links when browsing lying on my back.
But I developed the bad habit of trying to do the same on my work laptop.