Nepal is about 1.5 times bigger than South Korea.

South Korea is approximately 99,720 sq km, while Nepal is approximately 147,181 sq km, making Nepal 48% larger than South Korea. Meanwhile, the population of South Korea is ~51.7 million people (22.1 million fewer people live in Nepal).
Tip: This to-scale comparison of South Korea vs. Nepal uses the Mercator projection, which distorts the size of regions near the poles.
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