Guam is about 240 times smaller than Nicaragua.

Nicaragua is approximately 130,370 sq km, while Guam is approximately 544 sq km, making Guam 0.42% the size of Nicaragua. Meanwhile, the population of Nicaragua is ~7.0 million people (6.8 million fewer people live in Guam).
Tip: This to-scale comparison of Nicaragua vs. Guam uses the Mercator projection, which distorts the size of regions near the poles.
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