Guernsey is about 7 times smaller than Guam.

Guam is approximately 544 sq km, while Guernsey is approximately 78 sq km, making Guernsey 14.34% the size of Guam. Meanwhile, the population of Guam is ~169,086 people (101,595 fewer people live in Guernsey).
This to-scale comparison of Guam vs. Guernsey uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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