Berlin is the capital city of Germany. It has a population of around 3,5 million inhabitants. The city is divided into 12 districts (Bezirke). Those districts are again divided into 96 subdistricts (Ortsteile). In the following text Berlin’s 12 districts will be explained a bit. You can find information about the average rental price per m² (01.11.2016), some historic information as well as some general information about each district. This should help you to get an overview about the city and to get to know the different parts.
It might be easier to make a decision of where you want to live after having read this.