I phone x has A11 chip in it which makes it very fast and very good for gaming, it has infinity display which makes the phone look amazing, and the speed and accuracy of the phone is very good.the new design of the camera makes the gives a new look for the phone.it has 5.8 inch display, it has 3 GBram and it has 64GB, 128GB and 256GB internal storage which cannot be expanded. it has 12 mp primary and 7 mp front camera but it can have only one sim and the battery life is also not great.it is too much costly for a phone. the edge to edge top to bottom super retina display adopts oley technology for true to life colours, deep blacks and a million to to one contrast ratio.it features a 2436 × 1125 resolution and 458 per inch, the highest resulution and pixel density ever introduced in an iphone !