The invention provides a comprehensive lift shaft test system, which comprises a laser test head device and a test host, the laser test head device is located in a lift shaft, the test host is locatedoutside the lift shaft, the laser test head device comprises a bracket, a base, and a laser test head, and the laser test head is mounted on the bracket or the base; and the test host comprises a power supply unit, a joystick controller, a wireless network card, a display unit, a sound card system, and an industrial computer. The comprehensive lift shaft test system executes the following measurement: (1) shaft top measurement; (2) shaft bottom measurement; (3) car testing. Without requiring the arrangement of workers in the lift shaft, the comprehensive lift shaft test system can utilize thecooperation between the laser teat head device in the lift shaft and the test host outside the lift shaft to measure the distance between the car and the lift shaft and acquire car data, judge whether requirements are met according to related national regulations and standards or not, and generate a test result.