Guam is about 5 times smaller than Samoa.

Samoa is approximately 2,831 sq km, while Guam is approximately 544 sq km, making Guam 19.22% the size of Samoa. Meanwhile, the population of Samoa is ~206,179 people (37,093 fewer people live in Guam).
This to-scale comparison of Samoa vs. Guam uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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