Thailand is about 10 times bigger than Costa Rica.

Costa Rica is approximately 51,100 sq km, while Thailand is approximately 513,120 sq km, making Thailand 904% larger than Costa Rica. Meanwhile, the population of Costa Rica is ~5.2 million people (64.4 million more people live in Thailand).
This to-scale comparison of Costa Rica vs. Thailand uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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