According to The Nikkei Asian Review, the President of Sharp said that the future iPhone in the next year is likely to be applied OLED display technology instead of the current LTPS like right now.
Future iPhone: 5.5 inch, curved and OLED display
Compared with LTPS screens, the OLEDs offer sharper color contrast. Manufactures can be able to create curved and foldable screens due to the application of this technology. So far, the two rivals from Samsung including S7 edge and Note 7 has used the curved OLED screens. If Apple uses the technology for their new flagship, they can be a formidable opponent to Samsung.
The latest smartphones from Apple called iPhone 7 and iPhone 7 plus are said that they have no distinct difference from their predecessor iPhone 6. That might be the reason why Apple need to upgrade and innovate their new products. It is reported that the company is planning on 3 upcoming smartphones. One of those will feature 5.5 inch and OLED display, while other two will stick with the LTPS display technology.
However, at this moment, we have no exact information towards the possibility of this new update on their next smartphone. The president of Sharp said that the corporation is building OLED technology facility in Japan and will be expanded to US market in the future.
OLED display: a turning point of Apple’s smartphones
Apple has always applied LTPS display for their smartphones. In the future, if they decide to used OLED display, that might be a selling point for for their products. Another reveal from the newspaper is that all three products will sport a glass cover and back joined together by a metal frame. Besides, Apple also plans to install wireless charging to the devices. Before any further information leaked, just keep calm and wait for the upcoming surprises from that grand manufacturer. (Source)