Cost of living in Houston, Texas (United States) is 43% more expensive than in Corunna (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 2,924 prices entered by 435 different people.
For example, you would need at least €3,002 ($3,461) in Houston, Texas to maintain the same standard of living that you can have with €2,100 in Corunna.