The invention relates to an energy-saving service system with an electricity utilization analysis function. The energy-saving service system comprises a main system, a user interaction terminal, an electric line communication network and an energy-saving control device, wherein the main system comprises an electricity utilization analyzing module, a human-machine interaction module and a GPRS (general packet radio service) communication module; the user interaction terminal comprises a computer terminal, a mobile-phone terminal and an interaction terminal; and the electric line communication network comprises a concentrator, a collector and an interaction terminal. With the adoption of the system, the electricity-saving purpose is fulfilled, the electricity utilization trend is analyzed, and therefore, a user can know the stepped electricity utilization situation and trend of the current month in real time, the electricity-saving level of the user can be favorably improved and the electricity utilization amount can be controlled.