The Difference Between a 16:9 Aspect Ratio and 4:3 Aspect Ratio
Aspect ratio is defined as the ratio of width to height of an
image. A 4:3 aspect ratio means that for every 4 inches of width
in an image, you will have 3 inches of height. In mathematical
terms, that comes out to the screen being 33% wider than it is
high. A 16:9 aspect ratio means that for every 16 inches of
width in an image, you will have 9 inches of height. Unlike the
4:3 aspect ratio, a 16:9 aspect ratio is 78% wider than high.
History of the 4:3 Aspect Ratio The 4:3 aspect ratio has been
around since the early days of television in the 1940's and
1950's. A television that has an aspect ratio of 4:3 is often
referred to as being NTSC, or pan and scan. The majority of
analog cable channels still broadcast in 4:3. History of the
16:9 Aspect Ratio The 16:9 aspect ratio is a product of movie
producers. They wanted to find a way to make their movies bigger
and better in order to attract more customers. The widescreen
format of the 16:9 aspect r