Guernsey is about 2.3 times smaller than Marshall Islands.

Marshall Islands is approximately 181 sq km, while Guernsey is approximately 78 sq km, making Guernsey 43.09% the size of Marshall Islands. Meanwhile, the population of Marshall Islands is ~36,282 people (31,209 more people live in Guernsey).
Tip: This to-scale comparison of Marshall Islands vs. Guernsey uses the Mercator projection, which distorts the size of regions near the poles.
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