"Is it possible to build an iPhone X buyng all the parts on internet?"에 답변Whilst the cost to apple of the parts may be less than the cost of the phone, and it is, otherwise they wouldn't make profit, now, would they(?), the cost of all the parts individually of a device will always cost more than the completed device. This is how the entire repair industry works, from phones to dishwashers to cars. If you want ALL the parts of a device, the cheapest way of getting them all is simply buying the device.