1. A route comparison device comprising: a point information acquisition unit for acquiring location information of a starting point and a goal point; a reference route acquisition unit for acquiring shape data of a reference route between the starting point and the goal point; a route search unit for searching for a route between the starting point and the goal point; and a degree-of-matching calculation unit for calculating, by comparing shape data of a found route which has been found by the route search unit and the shape data of the reference route, a degree of matching indicating a degree of correspondence between the routes.