On the same 65.000 € gross, a worker takes home roughly 27,706 د.إ. more per year in United Arab Emirates than in Germany. That gap reflects the tax structure alone — before rent, healthcare, or savings behaviour come into play.
Housing is the first multiplier. United Arab Emirates has high rent pressure, while Germany has moderate rent pressure. That means part of the higher take-home in United Arab Emirates can be absorbed by rent if you land in a major city.
Healthcare and pensions go in the opposite direction. United Arab Emirates runs a private healthcare model — Employer-provided private insurance is mandatory; quality varies by plan. Germany uses a public model — Statutory health insurance (~14.6% split with employer) gives full coverage. The country with lower take-home often shifts costs that the other country leaves to your private budget.
Net-of-everything, a relocation decision should weigh minimal public welfare in United Arab Emirates against comprehensive welfare state in Germany, plus differences in pension capture, social safety nets, and city-level cost of living.