Hong Kong is about 2.6 times smaller than Samoa.

Samoa is approximately 2,831 sq km, while Hong Kong is approximately 1,108 sq km, making Hong Kong 39.14% the size of Samoa. Meanwhile, the population of Samoa is ~219,306 people (7.3 million more people live in Hong Kong).
Tip: This to-scale comparison of Samoa vs. Hong Kong uses the Mercator projection, which distorts the size of regions near the poles.
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