Slovakia is about 6 times bigger than French Southern and Antarctic Lands.

French Southern and Antarctic Lands is approximately 7,829 sq km, while Slovakia is approximately 49,035 sq km, making Slovakia 526% larger than French Southern and Antarctic Lands.
Tip: This to-scale comparison of French Southern and Antarctic Lands vs. Slovakia uses the Mercator projection, which distorts the size of regions near the poles.
Compare further: Slovakia vs. French Southern and Antarctic Lands