South Korea is about 1.3 times bigger than Serbia.

Serbia is approximately 77,474 sq km, while South Korea is approximately 99,720 sq km, making South Korea 29% larger than Serbia. Meanwhile, the population of Serbia is ~6.7 million people (45.1 million more people live in South Korea).
This to-scale comparison of Serbia vs. South Korea uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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