Possible sizes of the next iPhone if it had a 4-inch screen

If we ask what feature should be the next generation iPhone, many answer that they want a larger screen. Increase the screen to 4 "could be done in two ways, which leads to an increase in the size of the phone.

As you can see, in any case, we would be sacrificing either the width of the phone, or height.

In the left image, the iPhone would retain its current height, as far as display is concerned, while the width of the phone would be affected, offering the possibility of a larger keyboard, or the inclusion of more rows and columns icons.

Moreover, if engineers prefer to do a longer phone with the current screen width, we would have an iPhone that could look like this.

Another viable option to meet the demand of users without sacrificing the size of the phone would be the elimination of the Home button and tap the iPhone's current size to extend the screen, and to bring this to the top and sides.

Do you consider that the current size of the iPhone is optimal? Course is very comfortable compared to other models like the Samsung Galaxy SII, SIII or of bestiality. Or on the contrary sacrificaríais terminal size toward a larger screen ?

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