Country size comparison

compared to

Mongolia is about 3 times bigger than Thailand.

Thailand is approximately 513,120 sq km, while Mongolia is approximately 1,564,116 sq km, making Mongolia 205% larger than Thailand. Meanwhile, the population of Thailand is ~69.6 million people (66.4 million fewer people live in Mongolia).
Tip: This to-scale comparison of Thailand vs. Mongolia uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Mongolia vs. Thailand

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See Mongolia on top of Thailand
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Cost of Living Comparison · 7 categories - 2026 data
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