Abstract: Embodiments of the present invention relate to an onboard display system for solving the problem of display image with poor clarity in the prior art, achieving a better grasp to situation outside the vehicle and driving safety of the driver. The onboard display system includes a camera module and a display. The camera module is installed at a predetermined position outside the vehicle for taking traffic images during driving and sending them to the display. The display is arranged inside the vehicle and adhered to the front windshield of the vehicle or hang before the front windshield of the vehicle for displaying the traffic images it received.