Than vs Then — Difference Explained

than vs then: Than is for comparisons. Then refers to time or sequence.

Verdict at a Glance

  • Key difference: Than is for comparisons. Then refers to time or sequence.
  • Memory tip: ThAN = compArisoN. ThEN = whEN (time).
  • Best for: SAT test-takers preparing for Sentence Equivalence, Text Completion, Words-in-Context, and academic writing tasks where than and then are easily confused.

Side-by-Side Comparison

Aspectthanthen
Part of speechconjunction/prepositionadverb
DefinitionUsed in comparisonsAt that time; next; in that case
Example sentenceShe is taller than her brother.We ate dinner, then watched a movie.
Synonymscompared to, in comparison withafterward, subsequently, next

Memory Tip

ThAN = compArisoN. ThEN = whEN (time).

Common Mistakes

  • Using 'then' in comparisons (should be 'than')
  • Mixing up in quick writing

Frequently Asked Questions

What is the difference between than and then?

Than is for comparisons. Then refers to time or sequence.

What does than mean?

Used in comparisons

What does then mean?

At that time; next; in that case

How can I remember the difference between than and then?

ThAN = compArisoN. ThEN = whEN (time).

What are common mistakes with than and then?

Using 'then' in comparisons (should be 'than') Mixing up in quick writing

Which is better for SAT: than or then?

Both than and then appear in SAT reading and writing contexts. Knowing both — and the precise difference between them — is what test-makers reward, since they often appear as distractors for one another in Sentence Equivalence and Words-in-Context questions.