Than vs. Then: What Is the Difference & Which Is Correct?

Many English learners confuse than vs. then because they look and sound similar. However, these two words have completely different meanings and uses. Understanding the difference between than ” and ” then will help you write more accurately, avoid common grammar mistakes, and communicate clearly in both speaking and writing.

Than vs. Then: Comparison Overview

Although than and then differ by only one letter, they serve different purposes in English grammar.

• Then is mainly used to make comparisons.
• It is mainly used to refer to time, sequence, or what happens next.

Knowing which word fits the context makes your writing more natural and grammatically correct.

Feature	Than	Then
Part of Speech	Conjunction, Preposition	Adverb, Adjective, Noun
Main Purpose	Comparison	Time or sequence
Used With	Comparatives	Events and actions
Answers	Compared to what?	When? or What happened next?
Example	She is taller than me.	We ate dinner, then watched a movie.

Definition of Than

Than is a word used when making comparisons between two or more people, things, ideas, or situations. It usually follows comparative adjectives or adverbs such as better, faster, more, less, taller, older, smaller, and many others.

Its main purpose is to show how one thing differs from another.

Examples:

• My car is faster than yours.
• Reading is more enjoyable than watching television.
• She earns less than her brother.

Without them, many comparison sentences would be incomplete.

Definition of Then

Then usually refers to time, order, or what happens next. It helps show the sequence of events or indicates something happening afterward.

It can also refer to a particular point in time or the result of a condition.

Examples:

• Finish your homework, then go outside.
• We arrived early and then checked into the hotel.
• Back then, people wrote letters instead of emails.

Main Differences Between Than vs. Then

Although these words are often confused, their meanings are completely different.

Aspect	Than	Then
Meaning	Used for comparison	Refers to time or sequence
Grammar	Conjunction or preposition	Mostly an adverb
Answers	Compared with what?	When? What happened next?
Common Partners	Better, more, less, taller	Next, after, later, first
Example	This book is better than that one.	Read the instructions, then begin.

Key differences:

• Then compares.
• Then shows the time.
• Than follows comparative words.
• Then explains the order or sequence.
• They cannot replace each other.

Than vs. Then: Comparison Table

Situation	Correct Word
Comparing two people	Than
Comparing prices	Than
Showing the next step	Then
Talking about the past	Then
Giving instructions	Then
Showing something is bigger or smaller	Than

Why People Confuse Than and Then

The confusion happens because:

• They are spelled similarly.
• Their pronunciation is close in fast speech.
• Both appear frequently in everyday English.
• Typing errors often replace one with the other.
• Autocorrect may not catch the mistake because both are real words.

Than vs. Then: Grammar Guide

How each term is used in sentences

Than

Pattern:

Subject + comparative adjective/adverb + than + noun/pronoun

Examples:

• She is younger than her sister.
• This laptop costs less than mine.
• He runs faster than I do.

Then

Pattern:

First action + then + second action

Examples:

• Wash your hands, then eat.
• Complete the form, then submit it.
• We visited the museum, then went shopping.

Common mistakes learners make

Common mistakes include:

❌ She is smarter than me.

✅ She is smarter than me.

❌ Finish your assignment, then go home.

✅ Finish your assignment,t then go home.

❌ Today is hotter than yesterday.

✅ Today is hotter than yesterday.

Simple rules to remember

• Than = Comparison
• Then = Time
• If you’re comparing two things, choose the one that.
• If something happens afterward, choose then.
• Remember:
  • A in Than = Comparison
  • E in Then = Event order

Than vs. Then: Quick tips for writing and speaking

• Ask yourself if you’re comparing something.
• If yes, use them.
• If you’re describing a sequence, use then.
• Proofread comparative sentences carefully.
• Read the sentence aloud to check whether it sounds logical.

When to Use Each One

Use Than when:

• Comparing people
• Comparing objects
• Comparing prices
• Comparing abilities
• Comparing sizes
• Comparing ideas
• Comparing performance

Use Then when:

• Giving directions
• Explaining steps
• Telling stories
• Describing history
• Talking about schedules
• Explaining procedures
• Showing what happened next

Than vs. Then: When NOT to Use Each One

Do not use than when:

• Describing time
• Listing steps
• Giving instructions
• Showing sequence

Incorrect:

• Eat dinner rather than sleep.

Correct:

• Eat dinner, then sleep.

Do not use them when:

• Comparing height
• Comparing prices
• Comparing quality
• Comparing performance

Incorrect:

• My phone is better than yours.

Correct:

• My phone is better than yours.

Than vs. Then: Which One to Use (Decision Guide)

Use this simple guide:

• Are you comparing two things?
  • Use “than.”
• Are you talking about time or sequence?
  • Use “then.”
• Does the sentence contain words like more, less, better, worse, taller, or shorter?
  • Use “than.”
• Does the sentence mean next, afterward, or later?
  • Use “then.”

Than vs. Then: Real-World Practical Examples

Than Examples

1. Education: Mathematics is easier than physics for me.
2. Daily Life: Coffee is hotter than tea today.
3. Business: Our sales are higher than last year.
4. Technology: This smartphone is faster than my old one.
5. Conversation: You’re taller than I expected.

Then Examples

1. Education: Read the chapter, then answer the questions.
2. Daily Life: I brushed my teeth, then went to bed.
3. Science: Heat the solution, then observe the reaction.
4. Business: Review the proposal, then approve it.
5. Technology: Install the software, then restart your computer.

Self-Assessment (Fill in the Blanks)

1. I will use ______ when comparing two books. The correct word is ______ because it shows comparison.
2. I will use ______ after finishing my homework. The correct word is ______ because it shows the next action.
3. Sarah is older ______ her brother. The correct word is ______ because it compares ages.
4. Wash your hands, ______ eat dinner. The correct word is ______ because it shows sequence.
5. This road is longer ______ that one. The correct word is ______ because it compares length.
6. We packed our bags and ______ left for the airport. The correct word is ______ because it shows what happened next.
7. My laptop is lighter ______ yours. The correct word is ______ because it compares weight.
8. Finish the report, ______ send the email. The correct word is ______ because it shows order.
9. Today is warmer ______ yesterday. The correct word is ______ because it compares temperatures.
10. We visited the zoo and ______ went home. The correct word is ______ because it shows sequence.
11. My brother studies harder ______ I do. The correct word is ______ because it compares effort.
12. First mix the ingredients, ______ bake the cake. The correct word is ______ because it shows the next step.
13. This exam was easier ______ the previous one. The correct word is ______ because it compares difficulty.
14. We finished lunch and ______ attended the meeting. The correct word is ______ because it shows what happened afterward.
15. She is more confident ______ before. The correct word is ______ because it compares confidence.
16. Save the file, ______ close the program. The correct word is ______ because it shows sequence.
17. My new desk is bigger ______ my old one. The correct word is ______ because it compares size.
18. Back ______, people communicated by letters. The correct word is ______ because it refers to a time in the past.
19. He speaks more clearly ______ his classmates. The correct word is ______ because it compares speaking ability.
20. Turn off the lights, ______ lock the door. The correct word is ______ because it shows the next action.

Answers

1. than
2. then
3. than
4. then
5. than
6. then
7. than
8. then
9. than
10. then
11. than
12. then
13. than
14. then
15. than
16. then
17. than
18. then
19. than
20. then

Than vs. Then: Final Verdict

Choosing between than and then becomes easy once you understand their different purposes. Than is the correct word whenever you are making a comparison between people, objects, ideas, or situations. Then, on the other hand, it is used to describe time, order, or the next event in a sequence. A simple way to remember the difference is that then compares, while then tells when or what comes next. By recognizing the context of your sentence and practicing with real-life examples, you can confidently avoid one of the most common English grammar mistakes. Whether you’re writing essays, emails, business documents, or everyday messages, using than and then correctly will make your communication clearer, more professional, and grammatically accurate.

Than vs. Then: Conclusion 

Understanding the difference between than ” and ” then is one of the easiest ways to improve your English grammar and make your writing more accurate. While these two words may look similar, they have completely different purposes. Then is used to compare people, things, or ideas, whereas then refers to time, order, or what happens next. Remembering this simple distinction can help you avoid one of the most common mistakes in English.

 Whether you’re writing emails, essays, business documents, social media posts, or having everyday conversations, choosing the correct word makes your message clearer and more professional. With regular practice and by paying attention to context, you’ll quickly become confident in using both terms correctly. Keep this guide handy whenever you’re unsure, and soon the difference between than and then will become second nature, helping you communicate with greater clarity and confidence.

FAQs

What is the main difference between than and then?

The main difference is that than is used for making comparisons, while then refers to time, sequence, or what happens next. If your sentence compares two things, use than. If it describes the order of events or a point in time, use then.

Is it a conjunction or a preposition?

Then is primarily used as a conjunction when comparing clauses, but it can also function as a preposition in many modern English sentences. Its role depends on the sentence structure, but it always expresses comparison rather than time.

Is it then an adverb?

Yes, then is most commonly an adverb because it tells when something happens or what comes next. In some contexts, it can also act as an adjective or noun, but its primary function is to show time or sequence.

Can than and then ever be used interchangeably?

No. Than and then have different meanings and grammatical functions, so they cannot replace each other. Using the wrong one changes the meaning of the sentence and creates a grammatical mistake.

How can I remember the difference between than and then?

A simple memory trick is to associate them with comparisons and then with time. If you’re comparing two things, use than. If you’re talking about what happens next or later, use then.

Why do people confuse than and then?

People often confuse them because they look alike and have similar pronunciation in casual speech. Since both are common English words, typing errors and fast reading also contribute to the confusion, especially among English learners.

Can it then be used at the beginning of a sentence?

Yes. Then can begin a sentence when introducing the next event or continuing a sequence. For example, “Then we packed our bags and left.” This usage is common in storytelling and giving instructions.

Does that always follow comparative words?

In most cases, yes. Then usually follows comparative adjectives or adverbs such as better, more, less, faster, older, or smaller to compare two people, objects, or ideas.

Are than and then commonly tested in English exams?

Yes. Many grammar tests, school exams, and language proficiency assessments include questions about than vs. then because confusing these words is a frequent mistake among both native and non-native English speakers.

Which word should I use in everyday writing?

Choose that whenever you are making a comparison, and choose then whenever you are describing time or the order of events. Checking the meaning of your sentence before writing is the easiest way to select the correct word.