The embodiment of the invention discloses a display panel and a display device. The display panel comprises a first non-display area, a first display area, a second display area and a third display area, wherein the first display area at least partially surrounds the first non-display area; the first display area and the second display area are arranged along a first direction; the third display area is arranged along the second direction with the first display area and the second display area; the first display area comprises a plurality of first sub-pixels arranged in an array; the second display area includes a plurality of second sub-pixels arranged in an array; the third display area includes a plurality of third sub-pixels arranged in an array; the first sub-pixels, the second sub-pixels and the third sub-pixels having the same size in the first direction; the first sub-pixels and the second sub-pixels have the same size larger than that of the third sub-pixels in the second direction. In the invention, the pixel sizes and the arrangement manners of different display areas are optimized, and the display space is reasonably utilized to improve the display quality.