A side mirror system for a vehicle is provided. The side mirror system includes a camera disposed outside a vehicle and capturing a peripheral area of the vehicle, an electronic side mirror including a mirror panel and a display panel, a moving device moving the electronic side mirror to an inside or an outside of the vehicle, and at least one control circuit electrically connected to the camera, the electronic side mirror, and the moving device, wherein the at least one control circuit controls the electronic side mirror such that the electronic side mirror outputs an image obtained by the camera through the display panel or the peripheral area of the vehicle is reflected by the mirror panel and controls the moving device such that the electronic side mirror moves from the outside of the vehicle to the inside of the vehicle, when a specified condition is satisfied.