Does the iPhone X feature 4K video support?
The iPhone X shares the same video recording capabilities as the iPhone 8 and iPhone 8 Plus. It is capable of shooting 4K video at 24 fps, 30 fps, or 60 fps, and 1080p HD video at 30 fps or 60 fps. It includes optical image stabilization, up to 6x digital zoom, slo-mo video support for 1080p at 120 fps or 240 fps, and time-lapse video with stabilization.
The front-facing TrueDepth camera can record 1080p HD video.