The Nikon D500 supports a maximum video resolution of 3840 x 2160 pixels. That's over nine times the video resolution of a 1280 x 720 pixels digital camera, which is the most common video resolution supported by similar spec cameras that are a comparable age to this camera. 1280 x 720 pixels is also supported by this camera. In addition, this Nikon digital camera supports a video resolutions of 1920 x 1080 pixels. A video resolution of 3840 x 2160 pixels is equivalent to 4K Ultra HD video. This has four times the detail of Full HD video.
A 3840 x 2160 pixels video resolutions is in fact the best supported video resolution across all newly released high megapixel cameras.
The worst supported video resolution across comparable types of camera is 640 x 480 pixels.