Another group of analysts at Barclays Research believe, that the iPhone 8 will be a largely bezel-less phone with increased displays areas. However, there is disagreement over the way the Home Button will be implemented in the next iPhone.
http://www.notebookcheck.net/Apple-iPhone-8-Barclays-thinks-there-will-be-a-bezel-less-5-and-5-8-inch-design.183951.0.html