Country size comparison

compared to

Guam is about 7 times bigger than Guernsey.

Guernsey is approximately 78 sq km, while Guam is approximately 544 sq km, making Guam 597% larger than Guernsey. Meanwhile, the population of Guernsey is ~67,491 people (101,595 more people live in Guam).
Tip: This to-scale comparison of Guernsey vs. Guam uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Guam vs. Guernsey
Flip Comparison · See true size
See Guam on top of Guernsey
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Quality of Life Comparison · 6 statistics
Make 47.5% more money in Guernsey
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Cost of Living Comparison · 7 categories - 2026 data
Guernsey is 17.2% more expensive than Guam overall
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