The invention discloses an automobile inside rear-view mirror with an overtaking warning function. The inside rear-view mirror comprises a mounting frame, a rear-view mirror plane and a rear-view mirror casing, wherein the rear-view mirror plane is mounted in the rear-view mirror casing which is connected with the mounting frame; the mounting frame is fixedly connected with an automobile roof steel plate; warning devices are arranged between the left end of the rear-view mirror plane and the rear-view mirror casing as well as between the right end of the rear-view mirror plane and the rear-view mirror casing; and a control module is arranged between the rear-view mirror plane and the rear-view mirror casing, one end of the control module is connected with an automobile body side sensing system, and the other end is connected with the warning devices. According to the automobile inside rear-view mirror with the overtaking warning function, visual changes or hearing changes in the visual field of a driver are used sufficiently to warn the driver overtaking conditions on sides, so that the driver can be helped to make right judgment, and traffic accidents can be prevented; and meanwhile, the automobile inside rear-view mirror has the characteristics of good reliability, low manufacturing cost, long service life and the like.