Gibraltar is about 50,955 times smaller than Vietnam.

Vietnam is approximately 331,210 sq km, while Gibraltar is approximately 7 sq km, making Gibraltar 0.0% the size of Vietnam. Meanwhile, the population of Vietnam is ~101.6 million people (101.6 million fewer people live in Gibraltar).
Tip: This to-scale comparison of Vietnam vs. Gibraltar uses the Mercator projection, which distorts the size of regions near the poles.
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