Well known car manufacturer BMW, Audi and Mercedes companies have been united against Google. Google is working on a project to make self-driving car and initial experiments have also been completed. In order to compete Google in this filed, BMW, Audi and Mercedes had problem to have dependency of Google Maps in their car. All three companies have made agreement to purchase the leading mobile phone manufacturer Nokia’s business map to get rid of this dependency. This agreement has signed in approximately 2.5 billion euros. These three companies will be equally partner of Nokia’s business maps. According to the agreement, the companies will pay Nokia in 2016. These three companies are not dependent on Google maps after purchasing Nokia maps. Now the Google will come in the form of major competitor in preparation of self-driving car manufacturing but currently it is difficult to define about self-driving cars which has been made by these companies but we can tell you regarding self-driving car which has been launched by Google. There is capacity of two people in Google’s car and it has two buttons in which one for driving car and other for stop. In addition to these two buttons, there is no other feature to control the car, the rest of the work is automatically done by the car. One computer has been installed in the car that receive the data through sensors, radar, laser and cameras and it operates the car. The car automatically turns through this computer and it makes the way between the traffic. The people need to be inform regarding their destination at the beginning of the journey by typing in the computer then calmly seated by pressing the button of driving and the car will take you to the desired location.