Cost of living in Düsseldorf (Germany) is 184% more expensive than in Adana (Turkey)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 305 prices entered by 51 different people.
For example, you would need at least 10,242TL (€1,864) in Düsseldorf to maintain the same standard of living that you can have with 3,600TL in Adana.