Cost of living in Al Mubarraz (Saudi Arabia) is about the same as in Adelaide (Australia)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 968 prices entered by 103 different people.
For example, to keep the same standard of living that would require AU$7,600 in Adelaide you would need to make just about AU$7,355 (﷼ 20,911) in Al Mubarraz.