Display panel and display device

The invention discloses a display panel and a display device.The display panel comprises a special-shaped display area and a peripheral area surrounding the special-shaped display area; the peripheral area comprises a scanning driving circuit; the scanning driving circuit comprises a plurality of cascaded scanning driving units; the scanning driving circuit is divided into at least two areas, and each area comprises a plurality of scanning driving units; the ratios of the lengths of the scanning driving units belonging to different areas in the first direction to the widths of the scanning driving units in the second direction are different, and the second direction is orthogonal to the first direction; each scanning driving unit comprises a transistor and a capacitor, the arrangement modes of the transistors and the capacitors contained in the scanning driving units in the same area are the same, and the arrangement modes of the transistors and the capacitors contained in the scanning driving units in differ