Country size comparison

compared to

Sri Lanka is about 8 times smaller than Thailand.

Thailand is approximately 513,120 sq km, while Sri Lanka is approximately 65,610 sq km, making Sri Lanka 12.79% the size of Thailand. Meanwhile, the population of Thailand is ~69.6 million people (46.5 million fewer people live in Sri Lanka).
Tip: This to-scale comparison of Thailand vs. Sri Lanka uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Sri Lanka vs. Thailand

Flip Comparison · See true size
See Sri Lanka on top of Thailand
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Quality of Life Comparison · 10 statistics
Be 85.7% less likely to be unemployed in Thailand
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Cost of Living Comparison · 7 categories - 2026 data
Thailand is 3.8 times more expensive than Sri Lanka overall
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Moving from Sri Lanka to Thailand · UN DESA 2020
8,002 people born in Sri Lanka live in Thailand.
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