Bus rapid transit system (BRT) is a form of public transport with many outstanding features such as passenger capacity of large, less time and low construction costs of management, high technical and scientific applications , separate lanes, separate traffic signals, friendly with environment ...which has been put into successful applications in many major cities around the world. The article deals with the analyzing of the advantages and disadvantages of the BRT system, analyses construction experience, manage BRT systems from the major cities in the world, as well as combined with the urban traffic conditions in Vietnam to make recommendations in the formulation and development of BRT in cities of Vietnam.