1A difference, distinction, or discrepancy between two or more things, typically noted when comparing them.
AプランとBプランの違いを表にまとめてみた。
I summarized the differences between Plan A and Plan B in a table.
双子なのに、二人の性格の違いははっきりしている。
Even though they're twins, the difference in their personalities is clear.
文化の違いを理解しないと、誤解が生まれやすい。
If you don't understand cultural differences, misunderstandings are likely to arise.
値段の違いほど、品質に大きな差はないように感じた。
I didn't feel there was as much of a difference in quality as there was in price.
2A mistake or error — a discrepancy from what should be correct, such as an error in figures or a discrepancy in testimony.
伝票の金額に違いがあり、経理担当者が原因を調べている。
There's an error in the invoice amount, and the accountant is looking into the cause.
彼の証言と記録に違いがあったことが、後に大きな問題となった。
The discrepancy between his testimony and the records later became a major issue.