An image forming apparatus has an apparatus body having an image forming portion capable of forming an image based on an image information, an operation unit disposed as a separate body from the apparatus body and operating the apparatus body, and a cable connecting the apparatus body and the operation unit and capable of conducting power. The cable has a length set so that the operation unit does not contact an installation surface on which the apparatus body is supported, according to which a freedom of placement of the operation unit is improved compared to a case where the operation unit is connected via an arm.