MPEG-2 : MPEG-2 that is Moving Picture Experts Group format 2 is the standard used through DVD and is of a much higher quality than MPEG- 1. This format gives for 720 x 480 resolutions and along with some less loss of detail over MPEG-1. Though, the file sizes are 3 to 4 times larger than MPEG-1.
A DVD can include many hours of MPEG-2 video, although the cost of the DVD writer is even high. MPEG-2 on a CD is probable, by using a format termed as that SVCD but which can only contain around 20 minutes of video.