Travel environment evaluation system, travel environment evaluation method, drive assist device, and travel environment display device

A vehicle (100) is provided with a travel environment information acquisition unit (110) that acquires travel environment information which is information about a travel environment of the vehicle (100). A center (200) is provided with a travel environment evaluation unit (230) that quantitatively evaluates the ease of movement in the travel environment of the vehicle (100) on the basis of an analysis of the travel environment information acquired by the travel environment information acquisition unit (110). A display unit (132) of the vehicle (100) displays the result of evaluation by the travel environment evaluation unit (230).