The invention discloses a comprehensive analysis system for electricity payment channels. The system comprises a payment channel information management module, a channel payment condition management module, a user preference analysis module, a channel geographic distribution management module and a channel simulative construction management module. According to the system disclosed by the invention, the development idea of the current big data age is combined; a data mining technology is introduced to analyze mass payment data of electricity customers; an improved KNN algorithm is adopted in the aspect of evaluation index selection, a customer payment behavior analysis model, a channel simulative construction model and a GIS-based visualized location model are innovatively constructed, and a big data-based comprehensive analysis system for payment channels is developed on such basis.