A vehicular vision system includes a front camera and a rear camera disposed at a vehicle and each viewing exterior of the vehicle. Each of the cameras connects with a control via a respective mono coaxial cable. The respective mono coaxial cables carry control data from the control to the respective cameras and carry image data captured by the respective cameras to the control. The control generates an output provided to a video display device of the vehicle. The video display device includes a video display screen viewable by a driver of the vehicle. During a reversing maneuver of the vehicle, the video display screen displays video images of an area rearward the vehicle derived from image data captured by the rear camera and carried to the control by the respective mono coaxial cable.