Depends on the city, Berlin is fairly cheap compared to the other bigger cities in Germany. What city are you looking at? Expect to loose around 40% of your pay to taxation if you are not married.
If income tax is indeed 40%, it really doesn't leave you with much (E1500 from E2500). It's not like you cannot live on that of course, because you certainly can quite comfortably. It's a small two-bedroom house that's quite a way out of town (40 minutes walk). My rent is cheap for this area; I was very lucky to get a good…
It may vary, I know UK pays slightly better than germany and france, but it might go from: 2500€ / 3200€ for regulars, and 3000€ / 4200€ for seniors. (This is before taxes, so take +/- 40% of that value, and it will be your income)