Question: what are the unique features of iphone?
Answer: The edge-to-edge screen. The moment you look at the iPhone X, you'll know that no other iPhone has ever looked like this. ... 
The new Face ID security feature. To accommodate the bezel-less screen, Apple had to do away with the home button. ... 
Personalised animated emojis. ... 
Portrait-like selfies. ... 
Upgraded battery.