The usage rates of mobile devices have increased day by day in worldwide. One of the main factors which direct people to use this technology is that these devices allow to reach intended content at anytime without depending on any place. This ability also helps the applications developed by designers make more interaction with the target users. The websites which are already one of the most used technology product at reaching information since the past, can be transmitted to more user groups than before on mobile devices through one of the popular trends "Responsive Web Design (RWD)". This concept has began to have an important place at designing the mobil compatible websites. The purpose of this study is to determine how successful the current website of Kırklareli University designed with RWD as mobile compatible is at interacting with users relative to the former web site which was not mobile compatible. In accordance with this purpose, a comparative analysis has been made between the former website and the current website by using Google Analytics (GA) reports on the bases of user visitation. In order to support this analysis, the periodical change of students amount was used. As the result of this study which searches the success difference between the current website and the former website in terms of visitors' choice, it is determined that the current website which is developed with RWD is 3,7 times precede in terms of amount of visitors, 3,2 times precede in terms of the rate of visitor interaction and aproximately 2,7 times precede in terms of the rate of page demonstration. This result reveals that the current website which is designed as mobile competible, is more succesful at interacting with users.