Studies on drivers' acceptance of Advanced Driver Assistance Systems (ADAS) and its influencing factors is beneficial to promote and improve it.A total of 46 subjects are recruited in a case study to drive vehicles with and without ADAS,on 105 km typical roads in Wuhan,then complete a questionnaire of basic information and acceptance of ADAS.Based on a technology acceptance model (TAM),drivers' acceptance of ADAS is analyzed.A variance analysis method is used to study influencing factors.The results show that the average acceptance of ADAS about 43 drivers is 80.9 % (SD =0.191).Factors as gender,age,and driving experience of drivers have no significant influence on the acceptance of ADAS.However,different ADAS has different acceptance:FCW system is higher accepted,while LDW system is lower accepted.Different types of roads also significantly affect the acceptance,which is lowest on the city roads.