Steering wheel and automobile

The utility model belongs to the technical field of automobile parts, and discloses a steering wheel and an automobile. The steering wheel comprises a first shell and a second shell, the first shell is used for being connected with a steering column, the first shell is provided with a containing groove, the second shell is connected to the first shell, and the second shell is provided with a notch extending out of the containing groove to form a working position of a handle. The containing position and the side wall of the containing groove are arranged in a spaced mode. The size of the steering wheel is reduced, the handle part of the steering wheel can be stored, when an automobile is in a manual driving state, the second shell can be pulled out to form a handle of the steering wheel, and when the automobile is in an unmanned driving state, the second shell can be retracted to the storage position, so that the space occupied by the steering wheel is reduced, and the steering wheel is more convenient to use.