Updating system for a navigation apparatus for updating by categories of object and corresponding updating method

A updating system for navigation apparatus updating by category of objects and updating map information of the navigation from a data center, including a version manager configured to manage a version of a data group in which object data is provided in units of a group; and an update manager configured to perform an update in response to an update request and, when the update is completed, transmitting updated version information to the version manager. Further, the navigation includes a controller configured to receive a list of data group versions to update from the data center storing the map information, select a data group version to update from the data group version list, request and receive the selected data group version from the data center, and request an update from the update manager. Further, the update request is received from the controller.