Country size comparison
compared to
Burundi is about 4.7 times smaller than Greece.
Greece is approximately 131,957 sq km, while Burundi is approximately 27,830 sq km, making Burundi 21.09% the size of Greece. Meanwhile, the population of Greece is ~10.5 million people (2.2 million more people live in Burundi).
Compare further: Burundi vs. Greece