Disclosed are an array substrate and a display panel. The array substrate comprises: a first display area and a second display area which are close to each other; wherein in the first display area, an area of at least one pixel unit in the row of the pixel units close to the second display area is smaller an area of a pixel unit of a non-edge row; and/or in the second display area, an area of at least one pixel unit in the row of the pixel units close to the first display area is smaller an area of a pixel unit of a non-edge row. With the aforesaid manner, the array substrate provided by the present invention can prevent the split screen during the split screen driving.