Falkland Islands (Islas Malvinas) is about 3 times bigger than Cabo Verde.

Cabo Verde is approximately 4,033 sq km, while Falkland Islands (Islas Malvinas) is approximately 12,173 sq km, making Falkland Islands (Islas Malvinas) 202% larger than Cabo Verde. Meanwhile, the population of Cabo Verde is ~596,707 people (593,509 fewer people live in Falkland Islands (Islas Malvinas)).
Tip: This to-scale comparison of Cabo Verde vs. Falkland Islands (Islas Malvinas) uses the Mercator projection, which distorts the size of regions near the poles.