4320p, 2160p, 1080p & 1080i, 720p & 720i, 576p & 576i, 480p & 480i, 360p, 240p

4320p:

4320p is an alternative name for 8K UHD, a resolution planned to appear in future UHDTV products. The number 4320 stands for 4,320 lines of vertical display resolution, while the letter p stands for progressive scan or non-interlaced. In a progressive image, the lines of resolution of the image go from the top of the screen to the bottom.

It is 7680 × 4320 (33.1 megapixels in the 16:9 aspect ratio).

2160p:

2160p is an alternative name for 4K UHD, a resolution supported by UHDTV products and which offers four times the definition of 1080p. The number 2160 stands for a display resolution which has 2160 pixels along the shortest side, while the letter p stands for progressive scan or non-interlaced. In a progressive image, the lines of resolution of the image go from the top of the screen to the bottom.

2160p or 4K UHD is 3840×2160 (8.3 megapixels in the 16:9 aspect ratio) 

1080p & 1080i :-

1080p (also known as Full HD or FHD and BT.709) is a set of HDTV high-definition video modes characterized by 1080 horizontal lines of vertical resolution and progressive scan, as opposed to interlaced, as is the case with the 1080i display standard. The term usually assumes a widescreen aspect ratio of 16:9,

1080p & 1080i is 1920x1080.

720p & 720i

The number 720 stands for the 720 horizontal scan lines of image display resolution (also known as 720 pixels of vertical resolution), while the letter p stands for progressive scan (i.e. non-interlaced) & i is interlaced, as is the case with the 720i display standard.

720p& 720i is 1280x720

576p & 576i

576p is the shorthand name for a video display resolution. The p stands for progressive scan, i.e. non-interlaced, the 576 for a vertical resolution of 576 lines, usually with a horizontal resolution of 720 or 704 pixels. i stands for interlaced.

480p & 480i

480p is the shorthand name for a family of video display resolutions. The p stands for progressive scan, i.e. non-interlaced. The 480 denotes a vertical resolution of 480 pixel high vertically scanning lines, usually with a horizontal resolution of 640 pixels and 4:3 aspect ratio. i stands for interlaced.

360p

This is an Animoto video’s default resolution. The majority of YouTube and Hulu videos are displayed in 360p, so that’s about the video quality that 360 lines of resolution provides. This (as well as the 480p) is a great resolution for mobile devices since the mobile screen rarely has enough pixels or enough memory to support HD videos.

240p

Low-definition analog TV systems. Mobile DTV systems. small screens (320 × 240 and 480 × 272 pixels respectively).

http://arindamcctvaccesscontrol.blogspot.in/2015/01/360p-480p-720p-1080p-measure-up.html

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