Puerto Rico is about 6 times smaller than Costa Rica.

Costa Rica is approximately 51,100 sq km, while Puerto Rico is approximately 9,104 sq km, making Puerto Rico 17.82% the size of Costa Rica. Meanwhile, the population of Costa Rica is ~5.2 million people (2.1 million fewer people live in Puerto Rico).
This to-scale comparison of Costa Rica vs. Puerto Rico uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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