Christmas Island is about 156 times smaller than El Salvador.

El Salvador is approximately 21,041 sq km, while Christmas Island is approximately 135 sq km, making Christmas Island 0.64% the size of El Salvador. Meanwhile, the population of El Salvador is ~6.6 million people (6.6 million fewer people live in Christmas Island).
This to-scale comparison of El Salvador vs. Christmas Island uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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