Cost of living in Luanda (Angola) is 19% more expensive than in Arezzo (Italy)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 224 prices entered by 13 different people.
For example, you would need at least €3,102 (1,097,203 Kz) in Luanda to maintain the same standard of living that you can have with €2,600 in Arezzo.