Samsung Galaxy s6 edge is the best smartphone in the world because of its display and camera and battery also .But it has some lack of features like finger print sensor to unlock smartphone. But apple iPhone is provide this feature. Except this it is best smartphone than apple iPhone6. Its design and style are mind blowing . But some features are required in it like. For example 1. Finger print sensor for security because apple iPhone has the best smartphone security in the world. 2. Second thing is that it is fully virus protection because people are think that apple iPhone is more secure than samsung smartphone. But the Samsung is samsung no one make the product like samsung.