Cook Islands is about 1.3 times bigger than Marshall Islands.

Marshall Islands is approximately 181 sq km, while Cook Islands is approximately 236 sq km, making Cook Islands 30% larger than Marshall Islands. Meanwhile, the population of Marshall Islands is ~79,906 people (71,778 fewer people live in Cook Islands).
This to-scale comparison of Marshall Islands vs. Cook Islands uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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