Greenland is about 28 times bigger than South Carolina.

South Carolina is approximately 77,983 sq km, while Greenland is approximately 2,166,086 sq km, making Greenland 2,678% larger than South Carolina. Meanwhile, the population of South Carolina is ~4.6 million people (4.6 million fewer people live in Greenland).
Tip: This to-scale comparison of South Carolina vs. Greenland uses the Mercator projection, which distorts the size of regions near the poles.
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