Country size comparison
compared to
Guyana is about 1.8 times bigger than Eritrea.
Eritrea is approximately 117,600 sq km, while Guyana is approximately 214,969 sq km, making Guyana 83% larger than Eritrea. Meanwhile, the population of Eritrea is ~6.2 million people (5.4 million fewer people live in Guyana).
Compare further: Guyana vs. Eritrea