Hong Kong is about 477 times smaller than Yemen.

Yemen is approximately 527,968 sq km, while Hong Kong is approximately 1,108 sq km, making Hong Kong 0.21% the size of Yemen. Meanwhile, the population of Yemen is ~31.0 million people (23.7 million fewer people live in Hong Kong).
This to-scale comparison of Yemen vs. Hong Kong uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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