South Korea is about 2.2 times smaller than Guyana.

Guyana is approximately 214,969 sq km, while South Korea is approximately 99,720 sq km, making South Korea 46.39% the size of Guyana. Meanwhile, the population of Guyana is ~835,986 people (50.8 million more people live in South Korea).
Tip: This to-scale comparison of Guyana vs. South Korea uses the Mercator projection, which distorts the size of regions near the poles.
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