Guam is about 132 times smaller than Sierra Leone.

Sierra Leone is approximately 71,740 sq km, while Guam is approximately 544 sq km, making Guam 0.76% the size of Sierra Leone. Meanwhile, the population of Sierra Leone is ~8.7 million people (8.5 million fewer people live in Guam).
This to-scale comparison of Sierra Leone vs. Guam uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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