Cost of living in Christchurch (New Zealand) is 45% more expensive than in Almería (Spain)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 521 prices entered by 58 different people.
For example, you would need at least €2,611 (NZ$4,507) in Christchurch to maintain the same standard of living that you can have with €1,800 in Almería.