An electronic device includes: a sensor layer on a display layer, the sensor layer including a sensing electrode, the display layer including: first pixels, second pixels spaced apart from the first pixels in a first direction, and third pixels arranged with the first pixels along a second direction, the second pixels are arranged along the second direction, and two adjacent second pixels form a first pixel group, the two second pixels are spaced apart by a first distance in the second direction, and the first pixel group is spaced apart by a second distance in the second direction from a second pixel group, the sensing electrode includes a first sensing electrode and a second sensing electrode each including sensing patterns each sensing pattern including a first portion adjacent to the first and third pixels, and a second portion extending in the first direction between the first and second pixel group.