Country size comparison

compared to

Guam is about 2.9 times smaller than London.

London (including the 32 boroughs of greater London) is approximately 1,572 sq km, while Guam is approximately 544 sq km, making Guam 34.61% the size of London.
Tip: This to-scale comparison of London vs. Guam uses the Mercator projection, which distorts the size of regions near the poles.
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Compare further: Guam vs. London
Flip Comparison · See true size
See Guam on top of London
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Cost of Living Comparison · 7 categories - 2026 data
London is 55.9% more expensive than Guam overall
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