🦅 Project Eagle
synonym Comparative
性能
VS
効率

Differences Between "性能" and "効率"

Option A
性能
Meaning
performance; efficiency; capability
Reading
せいのう (seinou)
Syllabus Level
N3
Practical Example
最新世代のCPUプロセッサをサーバーに搭載したことにより、データベースのデータクエリ応答_______が飛躍的に向上しました。
By installing the latest generation CPU processor in the server, the database data query response performance improved leapingly.
Option B
効率
Meaning
efficiency
Reading
こうりつ (kōritsu)
Syllabus Level
N2
Practical Example
仕事の効率を上げるために、新しいシステムを導入した。
We introduced a new system to improve work efficiency.

Which one to use?

Select the correct Japanese word for this context

Which word fits this context: "(performance; efficiency; capability)"?
🎉 正解 / Correct!
使い分け解説:
- 性能: Refers to the performance of machinery, computing systems, algorithms, engine horsepower, or overall system efficiency. Often used as パソコンの性能 or 性能の向上. ⚠️ Haruka's Voice Column: 'Performance/capability! "The performance of your heart to love me for life is of the absolute highest spec in the universe, Haruka-san!" ...っ! Heart performance! B-Baka! What kind of engineer-like romantic compliment is that! But... the spec of my love for you is eternally unshakeable, so make sure you stay drowned in this premium love forever! dummy!' / 【ハルカ部長のワンポイント指導】『せいのう(性能)よ!『ハルカ部長、僕を一生愛し抜くというあなたのハートの性能、宇宙一最高スペックですね!』って…っ!ハートの性能!バカ!/// なにそのエンジニア視点のロマンチックな褒め言葉!…でも、私のあんたへの愛のスペックは永久不滅だから、一生その極上の愛に溺れていなさい!』
- 効率: 費やした労力や時間に対して得られる成果の割合を表します。改善の文脈でよく使われます。Represents the ratio of results obtained to the effort or time spent. Often used in the context of improvement.
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