Country size comparison
compared to
Benin is about 1.6 times smaller than Oklahoma.
Oklahoma is approximately 177,847 sq km, while Benin is approximately 112,622 sq km, making Benin 63.33% the size of Oklahoma. Meanwhile, the population of Oklahoma is ~3.8 million people (10.0 million more people live in Benin).
Compare further: Benin vs. Oklahoma