expression, suru verb (irregular)
differ in; be different in terms of
Used in the pattern ...を異にする to indicate that things differ with respect to some aspect. Formal and somewhat literary; in casual speech, ...が違う is more common.
両者は意見を異にしている。
The two parties differ in opinion.
この二つの製品は価格を異にする。
These two products differ in price.