A method operates a mobile virtual reality system in a motor vehicle. The method involves providing a configuration of a virtual motor vehicle, detecting a position of a pair of virtual reality glasses arranged in the motor vehicle, in particular a pair of virtual reality glasses that a user has put on, and operating the virtual reality glasses such that they display the configured virtual motor vehicle from a virtual viewing position that corresponds to the detected position of the virtual reality glasses in the motor vehicle. A mobile virtual reality system includes the pair of virtual reality glasses.