American Samoa is about 13 times smaller than Samoa.

Samoa is approximately 2,831 sq km, while American Samoa is approximately 224 sq km, making American Samoa 7.91% the size of Samoa. Meanwhile, the population of Samoa is ~219,306 people (173,277 fewer people live in American Samoa).
Tip: This to-scale comparison of Samoa vs. American Samoa uses the Mercator projection, which distorts the size of regions near the poles.
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