A foldable mobile video device includes a base panel, a display panel, and a multimedia unit. The base panel has a rear supporting side, a front utility side, and a multimedia compartment indently formed on the front utility side. The display panel has an outer displaying side and inner enclosing side, wherein the display panel is pivotally connected to the base panel edge-to-edge to pivotally fold the display panel between a folded position and an unfolded position. The multimedia unit includes a display screen provided on the outer displaying side of the display panel, and a media reader operatively mounted at the multimedia compartment for reading digital data of a multimedia disposed in the multimedia compartment so as to display the digital data of the multimedia on the display screen, with a selectively adjustable eye-to-screen distance.