Heard Island and McDonald Islands is about 504 times smaller than Belarus.

Belarus is approximately 207,600 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 0.2% the size of Belarus.
Tip: This to-scale comparison of Belarus 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. Belarus

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