Vietnam is about 1.2 times bigger than Western Sahara.

Western Sahara is approximately 266,000 sq km, while Vietnam is approximately 331,210 sq km, making Vietnam 25% larger than Western Sahara. Meanwhile, the population of Western Sahara is ~652,271 people (103.2 million more people live in Vietnam).
This to-scale comparison of Western Sahara vs. Vietnam uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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