A acoustic quality testing device and method are provided, the acoustic quality testing device includes a fixing bracket, test device body, monitoring cabinets and intelligent processing systems, A shock absorbing device is fixedly installed on the inner side wall of the bottom of the fixing bracket, the shock absorbing device comprises a base and a top plate, a support rod is fixedly installed at the edge corner of the bottom of the top plate, the edge corner of the top of the base is provided with a groove, a shock absorbing spring is mounted on the inner side wall of the groove far away from the opening end, one end of the support rod is in the groove, the other end of the damping spring is fixedly connected with the support rod, one side of the fixing frame is fixedly connected witha test board, a fixing board is fixedly installed on the top of one end, far away from the fixing frame, of the test board, a convex sliding groove is arranged on the top of the test board, and the acoustic quality testing device and method are reasonable in design, accurate in testing and comprehensive in testing, and convenient in use.