A:Answer According to the "Features" list found on the Best Buy page is seems so, see below:
Exceptional visuals with the 18" ROG Nebula HDR
The Nebula HDR badge means you are getting the highest tier panel, featuring Mini LEDS with up to 110 nits brightness, 2000 dimming zones, QHD 240Hz/3ms, 100% DCI-P3 color with Pantone Validation, among other premium features.