Thai Comparisons Quiz — Comparison Quest Game (Free)

Thai Comparisons Quiz Banner - Learn how to make comparisons in Thai using the comparative kwa, the superlative thii sut, equality words, and the Comparison Quest interactive game
Thai comparisons vocabulary illustration showing the formula for comparative (kwa) and superlative (thii sut), asking "which one" (an nai), and terms for equality and difference.

The moment you can compare two things, a whole new layer of conversation opens up. Which restaurant is better? Is this one cheaper? Which is the biggest? Comparisons are how we make decisions, express preferences, and navigate choices, and they come up constantly in daily life, especially when shopping, traveling, or deciding where to eat. The good news for Thai learners is that comparisons in Thai are built on one small, powerful word - กว่า (kwa) - and a simple, consistent pattern. This guide to Thai comparisons gives you the complete system for comparing anything.

What makes Thai comparisons so approachable is that they follow the adjectives you already know without changing them. In English, comparison can be messy: good becomes better, big becomes bigger, expensive becomes more expensive - three different patterns. Thai has just one. You take any adjective and add kwa after it to mean more. Dii (good) becomes dii kwa (better). Yai (big) becomes yai kwa (bigger). Phaeng (expensive) becomes phaeng kwa (more expensive). One rule, no exceptions, no irregular forms to memorize.

This post covers the three core comparison structures: the comparative with kwa for saying one thing is more than another, the superlative with thii sut for saying something is the most, and the equality words for saying two things are the same or different. Each comes with the natural patterns and the real shopping and decision-making situations where you will use them. The Comparison Quest game at the end builds your fluency across three levels.

The Comparative — Adding Kwa for "More Than"

The heart of Thai comparison is the word กว่า (kwa), which means more or -er. The structure could not be simpler: take an adjective and put kwa right after it. That single addition turns any quality into a comparison:

ใหญ่yaibig
+
กว่าkwamore
=
ใหญ่กว่าyai kwabigger

To compare two specific things, the full pattern is A + adjective + kwa + B, which means "A is more [adjective] than B." For example, baan yai kwa rot (a house is bigger than a car), or aahaan thai aroi kwa aahaan farang (Thai food is more delicious than Western food). The word kwa sits between the quality and the thing you are comparing against, exactly where English puts "than." Once this pattern clicks, you can compare any two things using any adjective you know.

แพงกว่า phaeng kwa more expensive
ถูกกว่า thuuk kwa cheaper
ดีกว่า dii kwa better
เล็กกว่า lek kwa smaller
เร็วกว่า reo kwa faster
มากกว่า mak kwa more (in amount)
🎯 The Most Practical Comparison for Shopping:
ถูกกว่า (thuuk kwa - cheaper) and แพงกว่า (phaeng kwa - more expensive) are the comparisons you will reach for most when shopping at Thai markets. Pointing at two items and asking อันไหนถูกกว่า (an nai thuuk kwa - which one is cheaper?) is one of the most useful market phrases you can learn.

The Superlative — Thii Sut for "The Most"

When you want to say something is the most - the best, the biggest, the cheapest of all - Thai uses ที่สุด (thii sut). Like kwa, it attaches directly after the adjective, and again there are no irregular forms to worry about:

Adjective
+ thii sut
Meaning
ดี
ดีที่สุด
best (dii thii sut)
แพง
แพงที่สุด
most expensive (phaeng thii sut)
ถูก
ถูกที่สุด
cheapest (thuuk thii sut)
ใหญ่
ใหญ่ที่สุด
biggest (yai thii sut)

The pattern is adjective + thii sut, and it works for any quality. Raan nii dii thii sut (this shop is the best), thii nii thuuk thii sut (this place is the cheapest). The whole comparison system in Thai comes down to a beautiful symmetry: add กว่า (kwa) for "more than" between two things, and add ที่สุด (thii sut) for "the most" among many. Two small additions cover the entire range of comparison.

Equality and Difference — Same, Similar, Different

Not every comparison declares a winner. Often you want to say two things are equal, similar, or different. Thai has a clean set of words for these relationships, and they round out your comparison toolkit:

เท่ากัน
thao kan
equal / the same (in amount or degree)
raakhaa thao kan - the same price
เหมือนกัน
muean kan
the same / alike
song an muean kan - the two are the same
คล้าย
khlai
similar / alike
si khlai kan - similar colors
ต่างกัน
tang kan
different (from each other)
rot chaat tang kan - different flavors

The word เท่ากัน (thao kan) is especially useful for amounts and prices - when two things cost the same or measure the same, they are thao kan. For broader sameness, เหมือนกัน (muean kan) says two things are alike or identical in nature. คล้าย (khlai) softens this to similar rather than identical, and ต่างกัน (tang kan) is the opposite, marking that two things differ. The word kan that appears in many of these means together or mutually, signaling that the comparison is between the items themselves.

Asking Which One — The Comparison Question

Perhaps the most practical use of comparison is asking which of two options is better, cheaper, or bigger. This is the language of decision-making, and it is invaluable when shopping or choosing. The key pattern uses อันไหน (an nai - which one) with a comparative:

อันไหน + ดีกว่า
an nai + dii kwa
"Which one is better?"
อันไหนถูกกว่า - an nai thuuk kwa - which is cheaper?
อันไหนใหญ่กว่า - an nai yai kwa - which is bigger?
อันไหนดีที่สุด - an nai dii thii sut - which is the best?

This question pattern is a workhorse in Thai daily life. Standing in a market comparing two bunches of mangoes, choosing between two phone plans, or deciding which route to take, อันไหน (an nai) plus a comparative gets you a direct, useful answer. Pair it with the shopping vocabulary from earlier posts and you have a complete toolkit for making informed choices in Thai. The beauty is that the same simple kwa and thii sut endings power every one of these questions.

Quick Answers to Common Thai Comparison Questions

For quick reference, here are direct answers to the questions learners most often ask about making comparisons in Thai:

How do you make comparisons in Thai?
To say one thing is more than another, add kwa after the adjective. The pattern is A + adjective + kwa + B. For example, baan yai kwa rot means "a house is bigger than a car." There are no irregular forms - kwa works with every adjective.
How do you say "better" and "cheaper" in Thai?
"Better" is dii kwa (dii means good plus kwa for more), and "cheaper" is thuuk kwa (thuuk means cheap plus kwa). You simply add kwa to any adjective to form its comparative.
How do you say "the most" or "the best" in Thai?
Add thii sut after the adjective. Dii thii sut means "the best," phaeng thii sut means "the most expensive," and thuuk thii sut means "the cheapest." It works with any adjective to form the superlative.
How do you ask "which one is cheaper?" in Thai?
Use an nai (which one) plus the comparative. An nai thuuk kwa means "which one is cheaper?" This pattern works with any comparison, such as an nai dii kwa for "which is better?"
🔗 Connected Posts:
Post 34 - Adjectives (the words you compare)
Post 35 - Adverbs (mak, degree words)
Post 14 - Market Shopping (comparing prices)
Post 39 - Comparisons (you are here)

The Comparison Quest game below has three levels. Level 1 matches comparison words to meanings. Level 2 picks the right comparison for a situation. Level 3 - the hardest - builds complete comparison sentences. 🎯

⚖️ Comparison Quest
Three levels - match words, pick the right comparison, build sentences
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Streak
Lv1
Level
Q 1 / 15
⚖️
ดีกว่า
dii kwa
⚖️

Level Complete!

Score

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📋 Comparison Reference

Thai Roman Meaning Type
กว่าkwamore / -erComparative
ที่สุดthii sutthe most / -estSuperlative
ดีกว่าdii kwabetterComparative
ดีที่สุดdii thii sutbestSuperlative
แพงกว่าphaeng kwamore expensiveComparative
ถูกกว่าthuuk kwacheaperComparative
ใหญ่กว่าyai kwabiggerComparative
เล็กกว่าlek kwasmallerComparative
มากกว่าmak kwamore (amount)Comparative
เร็วกว่าreo kwafasterComparative
ถูกที่สุดthuuk thii sutcheapestSuperlative
แพงที่สุดphaeng thii sutmost expensiveSuperlative
เท่ากันthao kanequal / same amountEquality
เหมือนกันmuean kanthe same / alikeEquality
คล้ายkhlaisimilarEquality
ต่างกันtang kandifferentDifference
อันไหนan naiwhich oneQuestion
อันไหนดีกว่าan nai dii kwawhich is better?Question

Key patterns: adjective + kwa = comparative (more). adjective + thii sut = superlative (most). an nai + comparative = which one question.

⚖️ Why Thai Comparisons Are So Learner-Friendly

Comparison is one of those areas where Thai quietly rewards the learner. In English, forming comparatives and superlatives means juggling several patterns - some adjectives take -er and -est, others take more and most, and a stubborn handful are irregular like good, better, best. A learner has to memorize which pattern each adjective follows. Thai sweeps all of this away with two small words. Add kwa for more, add thii sut for most, and you are done. Every adjective behaves identically. This consistency means that the moment you learn a new adjective, you automatically know how to compare with it.

The Power of Kan in Comparisons

A small word that appears throughout Thai comparison is กัน (kan), which signals mutuality or togetherness. In thao kan (equal), muean kan (the same), and tang kan (different), the kan tells you the comparison is between the items with each other. This same kan appears across Thai grammar to mean together or one another, and recognizing it helps you parse comparison phrases instantly. When you hear kan at the end of a comparison, you know two or more things are being measured against each other rather than against some external standard.

Comparisons in Thai Shopping Culture

Bargaining and price comparison are woven into the fabric of Thai market culture, and the comparison words are your essential tools. At a fresh market, vendors expect customers to compare, weigh options, and ask which item is cheaper or better. Knowing how to ask อันไหนถูกกว่า (an nai thuuk kwa - which is cheaper) or to observe that one price is phaeng kwa (more expensive) than another lets you participate naturally in this exchange. Far from being rude, comparing prices openly is part of the expected rhythm of Thai shopping, and the comparison vocabulary lets you join in with confidence rather than paying the first price quoted.

❓ Frequently Asked Questions

How do you make comparisons in Thai?
To say one thing is more than another, add กว่า (kwa) after the adjective. The pattern is A plus adjective plus kwa plus B. For example, baan yai kwa rot means a house is bigger than a car. There are no irregular forms - kwa works identically with every adjective.
How do you say better and cheaper in Thai?
Better is ดีกว่า (dii kwa), from dii meaning good plus kwa for more. Cheaper is ถูกกว่า (thuuk kwa), from thuuk meaning cheap plus kwa. You simply add kwa to any adjective to form its comparative, with no exceptions to memorize.
How do you say the most or the best in Thai?
Add ที่สุด (thii sut) after the adjective. Dii thii sut means the best, phaeng thii sut means the most expensive, and thuuk thii sut means the cheapest. The thii sut ending works with any adjective to form the superlative.
How do you ask which one is cheaper in Thai?
Use อันไหน (an nai) meaning which one, plus the comparative. An nai thuuk kwa means which one is cheaper. This pattern works with any comparison, such as an nai dii kwa for which is better or an nai yai kwa for which is bigger.
How do you say two things are the same in Thai?
เท่ากัน (thao kan) means equal or the same in amount, useful for prices. เหมือนกัน (muean kan) means alike or identical in nature, and คล้าย (khlai) means similar. The word kan signals the things are being compared with each other.
How do you say different in Thai?
ต่างกัน (tang kan) means different from each other, the opposite of muean kan. For example, rot chaat tang kan means the flavors are different. The kan ending shows the two items are being contrasted with one another.

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