HP's 2019 Spectre x360 15 is a high-end laptop that features an Intel Core i7 CPU, 16 GB of RAM and 512 GB of SSD storage. The top of the line variant has a 15.6" 3840x2160 OLED display.

HP Spectre x360 15 photo

HP did not yet reveal the price of the OLED variant - but the company aims to ship it by March 2019.

OLED type: 

15" AMOLED display