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Ohio is approximately 106,056 sq km, while South Korea is approximately 99,720 sq km, making South Korea 94.03% the size of Ohio. Meanwhile, the population of Ohio is ~11.5 million people (40.3 million more people live in South Korea).
Size of South Korea vs. Spain
Size of South Korea vs. Thailand
Size of South Korea vs. Austria
Size of South Korea vs. United Kingdom
Size of South Korea vs. United States
Size of South Korea vs. Ecuador
Size of South Korea vs. Washington (US)
Size of South Korea vs. New Jersey (US)
Size of South Korea vs. Pennsylvania (US)
Size of South Korea vs. Massachusetts (US)
Size of South Korea vs. Indiana (US)
Size of South Korea vs. Illinois (US)
