A detachable display module and a display device comprising the same are provided. The detachable display module comprises a front frame, a display screen and a back plate. The front frame is of a detachable structure and comprises a first frame, a second frame, a third frame and a fourth frame. A first frame is fixedly connected with a second frame and a fourth frame through bridge connection pieces; and a third frame is detachably and fixedly connected with the back plate. The back plate is provided on a rear surface of the display screen, and the back plate is provided with a recess portion corresponding to a printed circuit board provided between the back plate and the display screen.