Northern Mariana Islands is about 25 times smaller than Qatar.

Qatar is approximately 11,586 sq km, while Northern Mariana Islands is approximately 464 sq km, making Northern Mariana Islands 4.0% the size of Qatar. Meanwhile, the population of Qatar is ~2.5 million people (2.5 million fewer people live in Northern Mariana Islands).
Tip: This to-scale comparison of Qatar vs. Northern Mariana Islands uses the Mercator projection, which distorts the size of regions near the poles.
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