A display apparatus for a vehicle comprising: a display panel configured to display an image on one surface and to be rolled around a shaft; a shaft driving unit configured to rotate the shaft; an image processing unit configured to determine a size and a position of an image, which is to be displayed by the display panel, based on input image information; an image output unit configured to output the image to the display panel according to the size and position of the image determined by the image processing unit; and a driving control unit configured to control the shaft driving unit to adjust an amount of exposure of the display panel according to the size and position of the image o be displayed by the display panel so that an image blank is not generated on the display panel.