The invention discloses a multifunctional metering system used for an intelligent taxi hailing system. The multifunctional metering system comprises a vehicle-mounted terminal charging subsystem, a passenger handheld terminal payment subsystem and a background charging management subsystem. A second metering unit is arranged for calculating a current tax fare, a first charting unit is arranged for providing a reference for a passenger, and unreasonable charging price caused by the artificial reforming of a mileage sensor and the like can be effectively avoided; a charging unit and an on-line payment unit are arranged to meet different on-line payment ways, and user experience feeling is good; a printing unit is arranged to provide a taxi hailing receipt and an invoice for the passenger; a first reputation evaluation unit, a second reputation evaluation unit and a reputation evaluation calculation unit are arranged to carry out quantization on a reputation degree, a selection standard is provided for the passenger while the reputation of a driver is evaluated, humanized service is provided for the passenger, the experience feeling of the passenger is good, and meanwhile, a taxi service level is improved.