Heard Island and McDonald Islands is about 295 times smaller than Mississippi.

Mississippi is approximately 121,489 sq km, while Heard Island and McDonald Islands is approximately 412 sq km, making Heard Island and McDonald Islands 0.34% the size of Mississippi.
Tip: This to-scale comparison of Mississippi 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. Mississippi

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