expression, suru verb (irregular)
compare unfavorably with; be not as good as
Used when something seems inferior or less impressive when compared to something else. Often used with ～と比べると or ～に比べて.
新製品は旧モデルと比べると見劣りがする。
The new product compares unfavorably with the old model.
彼の提案は彼女の案
His proposal is not as good as hers.