Wide vs UltraWide Monitors | 16:9 vs 21:9 - 1080P, 1440P and 4K Gaming Benchmarks - YouTube
For those of you that only have a 1080p 16:9 monitor, you can create a custom resolution to get the benefits of ultrawide. 1920x822 is what I use. Its a bit lighter
21:9 aspect ratio - Wikipedia
The 21:9 (2560 x 1080) Experience | PC Monitors
The 7 Best Ultra-wide Monitors for Video Editing in 2023