Denmark is about 105 times bigger than Heard Island and McDonald Islands.

Heard Island and McDonald Islands is approximately 412 sq km, while Denmark is approximately 43,094 sq km, making Denmark 10,360% larger than Heard Island and McDonald Islands.
Tip: This to-scale comparison of Heard Island and McDonald Islands vs. Denmark uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: Denmark vs. Heard Island and McDonald Islands

Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.