South Carolina is about 4 times smaller than Oman.

Oman is approximately 309,500 sq km, while South Carolina is approximately 77,983 sq km, making South Carolina 25.2% the size of Oman. Meanwhile, the population of Oman is ~3.8 million people (861,016 more people live in South Carolina).
This to-scale comparison of Oman vs. South Carolina uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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