Guam is about 204 times smaller than Bulgaria.

Bulgaria is approximately 110,879 sq km, while Guam is approximately 544 sq km, making Guam 0.49% the size of Bulgaria. Meanwhile, the population of Bulgaria is ~6.9 million people (6.7 million fewer people live in Guam).
This to-scale comparison of Bulgaria vs. Guam uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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