Cost of living in Aveiro (Portugal) is 133% more expensive than in Ahmedabad (India)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 811 prices entered by 139 different people.
For example, you would need at least ₨137,559 (€1,625) in Aveiro to maintain the same standard of living that you can have with ₨59,000 in Ahmedabad.