HP Spectre x360 13 OLED battery life is significantly shorter than the IPS option by several hours - NotebookCheck.net News
HP Spectre x360 13 (Late 2017) Review: Our Favorite 2-in-1 | Digital Trends
HP Spectre x360 14 review: A compact 2-in-1 with a superb 3:2 OLED screen | ZDNET
HP Spectre x360 2-in-1 13.5" 3K2K Touch-Screen Laptop Intel Evo Platform Core i7 16GB Memory 1TB SSD Pen Included Nightfall Black 14-ef0013dx - Best Buy