Delaware is about 1.2 times bigger than Cabo Verde.

Cabo Verde is approximately 4,033 sq km, while Delaware is approximately 5,060 sq km, making Delaware 25% larger than Cabo Verde. Meanwhile, the population of Cabo Verde is ~596,707 people (301,227 more people live in Delaware).
Tip: This to-scale comparison of Cabo Verde vs. Delaware uses the Mercator projection, which distorts the size of regions near the poles.