Cost of living in Tartu (Estonia) is 40% cheaper than in Adelaide (Australia)
This comparison has some inconsistent or sparse data. It already provides a reliable comparison but it is not bullet-proof. It is based on 1,176 prices entered by 120 different people.
For example, to keep the same standard of living that would require AU$7,700 in Adelaide you would need to make just about AU$4,616 (€2,853) in Tartu.