Country size comparison
compared to
Belgium is about 3.9 times smaller than Eritrea.
Eritrea is approximately 117,600 sq km, while Belgium is approximately 30,528 sq km, making Belgium 25.96% the size of Eritrea. Meanwhile, the population of Eritrea is ~6.2 million people (5.6 million more people live in Belgium).
Compare further: Belgium vs. Eritrea