Question: what is the difference between full screen and widescreen?
Answer: What is the difference between fullscreen and widescreen editions to movies? ... “Full screen” movies are in the 4:3 aspect ratio of older TVs and old movies. “Widescreen” movies are in a wider aspect ratio; generally either the 16:9 of modern widescreen TVs, or the 2.39:1 of anamorphic widescreen cinema.