Equatorial Guinea is about 572 times bigger than Bouvet Island.

Bouvet Island is approximately 49 sq km, while Equatorial Guinea is approximately 28,051 sq km, making Equatorial Guinea 57,147% larger than Bouvet Island.
Tip: This to-scale comparison of Bouvet Island vs. Equatorial Guinea uses the Mercator projection, which distorts the size of regions near the poles.