New Jersey is about 4.8 times bigger than Cabo Verde.

Cabo Verde is approximately 4,033 sq km, while New Jersey is approximately 19,211 sq km, making New Jersey 376% larger than Cabo Verde. Meanwhile, the population of Cabo Verde is ~596,707 people (8.2 million more people live in New Jersey).
Tip: This to-scale comparison of Cabo Verde vs. New Jersey uses the Mercator projection, which distorts the size of regions near the poles.