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Grammar point
A2Very commonComparisonNeutralElementary

Vietnamese không bằng Usage (Not as... as)

'không bằng' expresses that A is not as [adjective] as B, similar to 'not as... as' in English.

Quick explanation

Quick explanation

'không bằng' expresses that A is not as [adjective] as B, similar to 'not as... as' in English.

English meanings

  • Not as... as
  • Less than

Grammar pattern

A + không + Adj + bằng + B

Examples

1

Tôi không cao bằng anh ấy.

I am not as tall as him.

2

Món này không ngon bằng món kia.

This dish is not as delicious as that one.

How to use it

'không bằng' is the negative form of the comparative 'bằng' and is used to indicate that A is inferior to B in some quality. The adjective is placed between 'không' and 'bằng,' for example, 'không cao bằng' means 'not as tall as.' Learners often mistakenly translate 'not as...' as 'không như,' but 'không bằng' is more natural for expressing degree comparisons.

  • Use 'không bằng' for negative equality comparisons.
  • The adjective goes between 'không' and 'bằng.'
  • For simply saying 'not like,' use 'không giống' or 'không như.'

Compared with English

Compared with English

The English sentence 'I am not as tall as him' corresponds to 'Tôi không cao bằng anh ấy,' where the adjective 'cao' is placed between 'không' and 'bằng.'

Common mistakes

Tôi không bằng cao anh ấy.

Tôi không cao bằng anh ấy.

The adjective 'cao' must be placed between 'không' and 'bằng.'

Món này không như ngon món kia.

Món này không ngon bằng món kia.

Use 'không + adjective + bằng' to express 'not as... as'.

Commonly confused grammar

Practice

Multiple choice

Which sentence means 'I am not as tall as him'?

Show answer
  • Tôi không cao bằng anh ấy.
  • Tôi không bằng cao anh ấy.
  • Tôi cao không bằng anh ấy.

Answer: Tôi không cao bằng anh ấy.

Explanation: 'không + adjective + bằng + comparison object' is the correct structure.

Fill in the blank

Fill in the blank: Tôi ____ cao bằng anh ấy.

Show answer

Answer: Tôi không cao bằng anh ấy.

Explanation: 'không bằng' is used for negative equality comparisons.

English to Vietnamese

Translate "I am not as tall as him." into Vietnamese.

Show answer

Answer: Tôi không cao bằng anh ấy.

Explanation: Use không bằng in the same structure as the example.

True or false

Is 'Tôi không bằng cao anh ấy' correct?

Show answer

Answer: False

Explanation: The adjective 'cao' must be between 'không' and 'bằng.'

Correction

Correct this sentence: Tôi không bằng cao anh ấy.

Show answer

Answer: Tôi không cao bằng anh ấy.

Explanation: 'cao' must be placed between 'không' and 'bằng.'

Related grammar

1:1 online lessons

Want to use the “Not as... as” structure naturally?

If you’re studying không bằng, a teacher can help you choose the right word order, tone, and register in conversation. Work with Trang (Central/Southern accents). Ask the teacher about a trial lesson.

Focus:không bằng — “Not as... as”