比較 (hikaku) means “comparison” | MotiTan Japanese Dictionary

More examples

価格の比較には、一覧表が便利です。ka kaku no hi kaku ni wa ichi ran hyō ga ben ri de su

A list is useful for comparing prices.

It sets two or more things side by side to make their similarities and differences clear.

対比taihi: A comparison that focuses mainly on how two or more things differ.

二つ以上の物事を照らし合わせ、共通点や相違点を明らかにすること。futa tsu i jō no mono goto o te ra shi a wa se kyō tsū ten ya sō i ten o aki ra ka ni su ru ko to

比較 (hikaku) is a Sino-Japanese compound of 比 (hi, "compare") and 較 (kaku, "compare"), so its form reflects examining things against one another.

The English phrase "compare notes" describes people checking each other's information about the same situation, showing that 比較 (hikaku) can involve ideas as well as objects.