noun, する verb
When you look at something versus something else, you compare them with one another. You look at the contrast between them and make a comparison.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
The fisherman compared the two fish.
Japanese life and American life aren't a good comparison.
Who took the picture of Koichi’s nose? I really love the contrast between the light and the shadows.