A system for generating and/or updating a digital model of at least one sub-region of a digital map includes on the vehicle-side: a vehicle database with vehicle-side map data which image at least one sub-region of the digital map, one or more sensors for capturing vehicle surroundings data; one or more processors, which are configured to generate at least one snippet from the vehicle surroundings data; and from the snippet to determine updating data of the sub-region of the digital map if an event occurs in the form of a difference between objects in the map data and objects in the snippet; and the system having on the backend side a server database with backend-side map data of the digital model; and one or more processors, which are configured to statistically evaluate the updating data and to perform an update of the backend-side map data depending on the statistical evaluation.