The present invention discloses a vehicle driving safety management system comprising a first vehicle-mounted unit for acquiring relevant information of a first vehicle and transmitting the relevant information to a roadside unit, wherein the relevant information includes at least the information of a vehicle model which the first vehicle belongs to; and the roadside unit for receiving the relevant information transmitted by the first vehicle-mounted unit and classifying the first vehicle according to the vehicle model information. When the first vehicle belongs to the designated vehicle model, vehicle model prompt information is transmitted to a second vehicle-mounted unit, wherein the first vehicle is a peripheral vehicle of the second vehicle. The vehicle driving safety management system also comprises the second vehicle-mounted unit for receiving the vehicle model prompt information sent by the roadside unit and issuing a corresponding security prompt to an ower. The invention also discloses a vehicle driving safety management method. The vehicle driving safety management system and method of the invention enable the vehicle owner to know conditions of other vehicles around the vehicle in a driving process so as to further perform active safety risk avoiding.