What is the difference between SDTV and HDTV?

What is the difference between SDTV and HDTV?

Resolution refers to picture quality. A higher resolution means better picture quality. And that's the main difference between HDTV and SDTV – HDTV has a much better picture. … HDTV uses digital signals instead of analog.

What is EDTV?

Enhanced-definition television, or extended-definition television (EDTV) is a Consumer Electronics Association (CEA) marketing shorthand term for certain digital television (DTV) formats and devices.

Which is better 480p or 480i?

480p should be superior to 480i, but 480p and 1080i has other factors involved. 480p should be a lot nicer for dvds, with 720p being even better, at least in theory. The difference is huge (twice as much resolution).

What does 480i mean on TV?

480i Video Resolution. Standard definition television ("NTSC") is 480i, a far cry from HDTV's 720p and 1080i. The "i" stands for interlaced. This means that every 60th of a second, half the image is shown.