Elephone S3 or Huawei P9 - advantages of frameless displays

In Elephone S3 installed a frameless screen, this allows to cover the maximum area of ​​the front surface, that is not only beautiful, but also allows more convenient to hold a smartphone and more comfortable use it.
If we compare the appearance Elephone S3 and Huawei P9, we see the same diagonal of display, but the size of Huawei P9 obviously more than the Elephone S3 around the perimeter.
In numbers, it looks like this:
- S3 / P9 height - 141.93 / 145.09 mm.
- S3 / P9 width - 69.5 / 71 mm.
It is worth noting the difference in the cost of the devices, S3 cheaper almost on 300USD, while the smartphone is more technological.