Korean Slang
가성비
gaseongbi
What it means
Value for money.
Where it comes from
Short for 가격 대비 성능 (performance relative to price).
When you'd use it
Comparing products, restaurants, hotels.
Example
이 식당 가성비 최고야.This restaurant is great value for money.
Careful
Neutral; used in news and ads too.