Holy See (Vatican City) is about 111 times smaller than Bouvet Island.

Bouvet Island is approximately 49 sq km, while Holy See (Vatican City) is approximately 0 sq km, making Holy See (Vatican City) 0.9% the size of Bouvet Island.
Tip: This to-scale comparison of Bouvet Island vs. Holy See (Vatican City) uses the Mercator projection, which distorts the size of regions near the poles.
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