High Definition Compared to Standard Definition
(Measured in Pixels)

1. Standard Definition (SDTV) - DTV: 480i (720 x 480, interlaced)
2. Enhanced Definition (EDTV) - DVD:
480p (720 x 480, progressive)
480p-wide (854 x 480, progressive)
3. High Definition (HDTV) – DTV, HD Discs:
720p (1280 x 720, progressive)
1080i (1920 x 1080, interlaced)
1080p (1920 x 1080, progressive)
4. HD-DVD - Blu-Ray only

Resolution Chart