French Southern and Antarctic Lands is about 3.9 times smaller than Lesotho.

Lesotho is approximately 30,355 sq km, while French Southern and Antarctic Lands is approximately 7,829 sq km, making French Southern and Antarctic Lands 25.79% the size of Lesotho.
Tip: This to-scale comparison of Lesotho vs. French Southern and Antarctic Lands uses the Mercator projection, which distorts the size of regions near the poles.

Compare further: French Southern and Antarctic Lands vs. Lesotho

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