Korean uses the particle 보다 (boda) to make comparisons between two things, expressing that one has more or less of a quality than another.
Basic Structure
보다 means "than" and follows the noun being compared to.
Pattern: [A]이/가 [B]보다 [Adjective]
Translation: "A is [adjective] than B"
Formation
Basic Pattern
[Noun] + 보다 + [Adjective]
- 이것이 저것보다 커요. (This is bigger than that.)
- 서울이 부산보다 커요. (Seoul is bigger than Busan.)
- 여름이 봄보다 더워요. (Summer is hotter than spring.)
With Subject Markers
[A]이/가 [B]보다 [Adjective]
- 사과가 배보다 맛있어요. (Apples are more delicious than pears.)
- 오늘이 어제보다 추워요. (Today is colder than yesterday.)
- 한국어가 영어보다 어려워요. (Korean is more difficult than English.)
Using 더 (More)
더 (deo) means "more" and often accompanies comparisons for emphasis.
Pattern: [B]보다 더 [Adjective]
Optional but common:
- 이것이 저것보다 더 커요. (This is more big than that.)
- 서울이 부산보다 더 커요. (Seoul is bigger than Busan.)
- 오늘이 어제보다 더 추워요. (Today is colder than yesterday.)
When to Use 더
Can be omitted:
- 저것보다 커요. (is bigger than that) ✓
- 저것보다 더 커요. (is more big than that) ✓
Often used for emphasis:
- 훨씬 더 커요. (is much bigger)
- 조금 더 커요. (is a little bigger)
Common Comparison Patterns
Size Comparisons
- 이것이 저것보다 커요. (This is bigger than that.)
- 이것이 저것보다 작아요. (This is smaller than that.)
- 코끼리가 개보다 커요. (Elephants are bigger than dogs.)
Quality Comparisons
- 이것이 저것보다 좋아요. (This is better than that.)
- 이것이 저것보다 나빠요. (This is worse than that.)
- 여기가 저기보다 좋아요. (Here is better than there.)
Temperature Comparisons
- 여름이 겨울보다 더워요. (Summer is hotter than winter.)
- 오늘이 어제보다 추워요. (Today is colder than yesterday.)
- 봄이 가을보다 따뜻해요. (Spring is warmer than fall.)
Difficulty Comparisons
- 수학이 과학보다 어려워요. (Math is more difficult than science.)
- 이 문제가 저 문제보다 쉬워요. (This problem is easier than that problem.)
Price Comparisons
- 이것이 저것보다 비싸요. (This is more expensive than that.)
- 이것이 저것보다 싸요. (This is cheaper than that.)
- 사과가 배보다 비싸요. (Apples are more expensive than pears.)
Negative Comparisons
Pattern: [B]보다 덜 [Adjective]
덜 (deol) means "less":
- 이것이 저것보다 덜 비싸요. (This is less expensive than that.)
- 오늘이 어제보다 덜 추워요. (Today is less cold than yesterday.)
- 이것이 저것보다 덜 어려워요. (This is less difficult than that.)
Using Negative Forms
- 이것이 저것보다 안 커요. (This is not bigger than that.)
- 이것이 저것보다 좋지 않아요. (This is not better than that.)
Degree of Comparison
훨씬 (Much/Far)
훨씬 (hwolssin) means "much/far more":
- 이것이 저것보다 훨씬 더 커요. (This is much bigger than that.)
- 서울이 부산보다 훨씬 커요. (Seoul is far bigger than Busan.)
- 이것이 저것보다 훨씬 좋아요. (This is much better than that.)
조금/좀 (A little)
조금/좀 (jogeum/jom) means "a little/slightly":
- 이것이 저것보다 조금 더 커요. (This is a little bigger than that.)
- 오늘이 어제보다 좀 추워요. (Today is slightly colder than yesterday.)
- 이것이 저것보다 조금 비싸요. (This is a bit more expensive than that.)
약간 (Slightly)
약간 (yakgan) means "slightly/somewhat":
- 이것이 저것보다 약간 더 좋아요. (This is slightly better than that.)
- 오늘이 어제보다 약간 따뜻해요. (Today is somewhat warmer than yesterday.)
훨씬 + Negative
- 이것이 저것보다 훨씬 안 비싸요. (This is much less expensive than that.)
- 이것이 저것보다 훨씬 덜 어려워요. (This is far less difficult than that.)
Comparing People
Pattern: [Person A]이/가 [Person B]보다 [Adjective]
Physical characteristics:
- 저는 동생보다 커요. (I am taller than my younger sibling.)
- 언니가 저보다 예뻐요. (My older sister is prettier than me.)
- 형이 동생보다 키가 커요. (The older brother is taller than the younger brother.)
Abilities:
- 그는 저보다 똑똑해요. (He is smarter than me.)
- 저는 친구보다 빨라요. (I am faster than my friend.)
- 선생님이 학생보다 많이 알아요. (Teachers know more than students.)
With Possessive Constructions
Pattern: [A]의 [Noun]이/가 [B]보다 [Adjective]
Comparing possessions or attributes:
- 저의 집이 친구의 집보다 커요. (My house is bigger than my friend's house.)
- 한국의 여름이 미국의 여름보다 더워요. (Korea's summer is hotter than America's summer.)
- 이 가게의 커피가 저 가게보다 맛있어요. (This store's coffee is more delicious than that store.)
Questions with Comparisons
Which is more? 어느 것이 더 [Adjective]?
Pattern: [A]와/과 [B] 중에서 어느 것이 더 [Adjective]?
-
사과와 배 중에서 어느 것이 더 맛있어요? (Between apples and pears, which is more delicious?)
-
이것과 저것 중에서 어느 것이 더 커요? (Between this and that, which is bigger?)
Response Pattern
[A/B]가 더 [Adjective]
Q: 사과와 배 중에서 어느 것이 더 좋아요? (Which is better between apples and pears?)
A: 사과가 더 좋아요. (Apples are better.)
Comparing Actions
Pattern: [Action A]는 것이 [Action B]는 것보다 [Adjective]
Comparing verb phrases:
-
걷는 것이 뛰는 것보다 느려요. (Walking is slower than running.)
-
공부하는 것이 노는 것보다 어려워요. (Studying is more difficult than playing.)
-
읽는 것이 쓰는 것보다 쉬워요. (Reading is easier than writing.)
Simplified Form
Often simplified to:
- 걷기가 뛰기보다 느려요. (Walking is slower than running.)
- 공부가 놀기보다 어려워요. (Studying is harder than playing.)
Same Degree: -만큼 (As...as)
Pattern: [A]이/가 [B]만큼 [Adjective]
만큼 (mankeum) means "as much as":
- 이것이 저것만큼 커요. (This is as big as that.)
- 오늘이 어제만큼 추워요. (Today is as cold as yesterday.)
- 저는 친구만큼 키가 커요. (I am as tall as my friend.)
Negative with 만큼
- 이것이 저것만큼 크지 않아요. (This is not as big as that.)
- 오늘이 어제만큼 춥지 않아요. (Today is not as cold as yesterday.)
Multiple Comparisons
Comparing Three or More Items
Use 가장/제일 for superlatives:
- 이것이 세 개 중에서 가장 커요. (This is the biggest among the three.)
- 수학이 세 과목 중에서 제일 어려워요. (Math is the most difficult among the three subjects.)
Sequential Comparisons
-
A가 B보다 크고, B가 C보다 커요. (A is bigger than B, and B is bigger than C.)
-
A가 제일 크고, B가 그 다음이고, C가 제일 작아요. (A is the biggest, B is next, and C is the smallest.)
Common Comparison Expressions
Better/Worse
- 이것이 저것보다 나아요. (This is better than that.) - from 낫다
- 이것이 저것보다 좋아요. (This is better/good than that.) - from 좋다
- 이것이 저것보다 나빠요. (This is worse than that.)
More/Less
- 이것이 저것보다 더 많아요. (This is more than that.)
- 이것이 저것보다 더 적어요. (This is less/fewer than that.)
Longer/Shorter
- 이것이 저것보다 길어요. (This is longer than that.)
- 이것이 저것보다 짧아요. (This is shorter than that.)
Practical Examples
Shopping
- 이 옷이 저 옷보다 예뻐요. (This clothing is prettier than that clothing.)
- 이것이 저것보다 싸요. (This is cheaper than that.)
- 이 가게가 저 가게보다 좋아요. (This store is better than that store.)
Weather
- 오늘이 어제보다 더워요. (Today is hotter than yesterday.)
- 서울이 부산보다 추워요. (Seoul is colder than Busan.)
- 가을이 여름보다 시원해요. (Fall is cooler than summer.)
Food
- 이 음식이 저 음식보다 맛있어요. (This food is more delicious than that food.)
- 김치가 피자보다 매워요. (Kimchi is spicier than pizza.)
- 한식이 양식보다 건강해요. (Korean food is healthier than Western food.)
Places
- 서울이 부산보다 커요. (Seoul is bigger than Busan.)
- 여기가 저기보다 조용해요. (Here is quieter than there.)
- 이 공원이 저 공원보다 넓어요. (This park is wider than that park.)
Time Comparisons
Today vs Yesterday/Tomorrow
- 오늘이 어제보다 좋아요. (Today is better than yesterday.)
- 내일이 오늘보다 바쁠 거예요. (Tomorrow will be busier than today.)
This Year vs Last Year
- 올해가 작년보다 좋아요. (This year is better than last year.)
- 내년이 올해보다 나을 거예요. (Next year will be better than this year.)
Past and Future Comparisons
Past Tense
- 어제가 오늘보다 추웠어요. (Yesterday was colder than today.)
- 작년이 올해보다 더웠어요. (Last year was hotter than this year.)
Future Tense
- 내일이 오늘보다 더울 거예요. (Tomorrow will be hotter than today.)
- 다음 주가 이번 주보다 바쁠 거예요. (Next week will be busier than this week.)