I made a Razer wallpaper that is 1920x1080 but also fits nicely on a mobile device like a iPhone 12. I have added a example of it applied to a phone. :
Download Razer wallpapers, virtual backgrounds, and videos
I turned Razer's new wallpaper into a phone version. : r/razer
Free download Razer HD Wallpapers Desktop Backgrounds Mobile [1440x2560] for your Desktop, Mobile & Tablet | Explore 74+ Razer Iphone Background | Razer Gaming Wallpaper, Razer Wallpapers, Razer Wallpaper 1920x1080