A vehicle includes: a display panel; a backlight unit disposed at a rear part of the display panel to supply light to the backlight unit; a light collector to collect external light and connected to the backlight unit; a light blocking device disposed between the backlight unit and the light collector to pass or block light; and a controller to determine whether an external light use condition is satisfied based on illuminance of the external light, and open the light blocking device so that the external light is transmitted to the backlight unit when the external light use condition is satisfied.