Bangladesh is about 2.2 times smaller than Vietnam.

Vietnam is approximately 331,210 sq km, while Bangladesh is approximately 148,460 sq km, making Bangladesh 44.82% the size of Vietnam. Meanwhile, the population of Vietnam is ~103.8 million people (61.8 million more people live in Bangladesh).
This to-scale comparison of Vietnam vs. Bangladesh uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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