Antigua and Barbuda is about 1.2 times smaller than Guam.

Guam is approximately 544 sq km, while Antigua and Barbuda is approximately 443 sq km, making Antigua and Barbuda 81.36% the size of Guam. Meanwhile, the population of Guam is ~169,086 people (68,751 fewer people live in Antigua and Barbuda).
This to-scale comparison of Guam vs. Antigua and Barbuda uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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