A browser benchmark for a device with the model name "SM-N976V" has been spotted, and it has offered up an interesting morsel of information about the upcoming Samsung Galaxy Note 10 phablets. In yet another subtle, but still expected, change from the predecessor Note 9 series, the next iteration of Notes will have 19:9 screen aspect ratios.
https://www.notebookcheck.net/Browser-benchmark-reveals-Samsung-Galaxy-Note-10-Pro-5G-model-s-aspect-ratio.420527.0.html