Cost of living in Regina (Canada) is 47% more expensive than in Alicante (Spain)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 389 prices entered by 64 different people.
For example, you would need at least €3,081 (C$4,659) in Regina to maintain the same standard of living that you can have with €2,100 in Alicante.