Iran is about 211 times bigger than French Southern and Antarctic Lands.

French Southern and Antarctic Lands is approximately 7,829 sq km, while Iran is approximately 1,648,195 sq km, making Iran 20,952% larger than French Southern and Antarctic Lands.
Tip: This to-scale comparison of French Southern and Antarctic Lands vs. Iran uses the Mercator projection, which distorts the size of regions near the poles.
Compare further: Iran vs. French Southern and Antarctic Lands