An array substrate, a display panel, a touch display device and a driving method for the same are disclosed. The array substrate includes: at least one pixel group pixel group including sub-pixel units arranged in four rows and two columns; three scan lines arranged row-wise and at least three data lines intersecting the scan lines. The sub-pixel units are electrically connected in a manner that different sub-pixel units are electrically connected to different combinations of a scan line and a data line.