Heard Island and McDonald Islands is about 51 times smaller than El Salvador.

El Salvador is approximately 21,041 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 1.96% the size of El Salvador.
Tip: This to-scale comparison of El Salvador vs. Heard Island and McDonald Islands uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Heard Island and McDonald Islands vs. El Salvador

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