LG, a while ago, was said to be set to use an OLED display on the G7. That device is currently being redeveloped, apparently, and it would seem the company has decided to make a return to its tried and trusted LCD panels, after the failure that was the V30's OLED display.
https://www.notebookcheck.net/Costs-of-OLED-production-are-why-the-LG-G7-will-sport-an-LCD-display.289450.0.html