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

Heard Island and McDonald Islands is approximately 412 sq km, while Mississippi is approximately 121,489 sq km, making Mississippi 29,388% larger than Heard Island and McDonald Islands.
Tip: This to-scale comparison of Heard Island and McDonald Islands vs. Mississippi uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Mississippi vs. Heard Island and McDonald Islands

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