Country size comparison
compared to
Chad is about 46 times bigger than Burundi.
Burundi is approximately 27,830 sq km, while Chad is approximately 1,284,000 sq km, making Chad 4,514% larger than Burundi. Meanwhile, the population of Burundi is ~12.7 million people (5.3 million more people live in Chad).
Compare further: Chad vs. Burundi