Cost of living in Sydney (Australia) is 36% more expensive than in Amiens (France)
WARNING! This comparison is based on only a few data points. At this point it is only a guess. It is based on 4,536 prices entered by 848 different people.
For example, you would need at least €3,254 (AU$5,141) in Sydney to maintain the same standard of living that you can have with €2,400 in Amiens.