Mongolia is about 3,970 times bigger than Saint Helena, Ascension, and Tristan da Cunha.

Saint Helena, Ascension, and Tristan da Cunha is approximately 394 sq km, while Mongolia is approximately 1,564,116 sq km, making Mongolia 396,884% larger than Saint Helena, Ascension, and Tristan da Cunha. Meanwhile, the population of Saint Helena, Ascension, and Tristan da Cunha is ~7,925 people (3.2 million more people live in Mongolia).
This to-scale comparison of Saint Helena, Ascension, and Tristan da Cunha vs. Mongolia uses the Mercator projection, which distorts the size of regions near the poles. Learn more.

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