The OnePlus 8 Pro has now made the trip over to DxOMark, where it impressed by breaking into the top ten, ahead of the Galaxy S20+ and iPhone 11 Pro Max, but below phones like the Mi 10 Pro and Galaxy S20 Ultra.
https://www.notebookcheck.net/DxOMark-The-OnePlus-8-Pro-delivers-impressive-but-not-class-leading-cameras.468802.0.html