This thesis examines the new smart city area of aspern + die Seestadt Wiens. At the end it aims to produce knowledge of wether the Seestadt is inspired by other examples of cities or urban utopias. To gain this knowledge, this thesis explains the general idea of the Seestadt. To make the comparison to other cities and urban utopias, the thesis gives a description of Boulogne-Billancourt (Paris), Treptow-Köpenick (Berlin) as well as the Garden City and the Contemporary and Radiant City. Through the comparison and the analysis, the knowledge was gained that aspern + die Seestadt Wiens exhibits some similarities to the cities and utopias mentioned previously.