A vehicle dual-system compatible control method includes: building a first system and a second system respectively on two independent processors, the first system communicating with a display screen, an audio output unit and a touch screen; obtaining, by the first system, touch coordinates on the touch screen, and determining a type of an application currently being executed; sending, by the first system, a video signal to the display screen, and outputting an audio output signal to the audio output unit when an application in the first system is executed; sending, by the second system, a video signal to the display screen, outputting an audio output signal to the audio output unit through data interfaces of the first system, and obtaining touch coordinates of an application in the second system when the application in the second system is executed.