Niue is about 1.4 times bigger than Marshall Islands.

Marshall Islands is approximately 181 sq km, while Niue is approximately 260 sq km, making Niue 44% larger than Marshall Islands. Meanwhile, the population of Marshall Islands is ~36,282 people (34,349 fewer people live in Niue).
Tip: This to-scale comparison of Marshall Islands vs. Niue uses the Mercator projection, which distorts the size of regions near the poles.
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