A safe power-saving new-energy automobile comprises an automobile body, an automobile axle, a motor, a braking arm and a braking master pump, and is characterized by further comprising a control device, a rotary arm, a friction type clutch, a shifting fork, a booster pump and a braking branch pump. The safe power-saving new-energy automobile has the advantages that a working cavity of a hydraulic cylinder of a steering outer side is closed only when an electric automobile steers, the length from the top end of the hydraulic cylinder to the bottom end of a piston rod is adjusted to be fixed to support the steering outer side of the automobile body, and automobile body on the steering outer side is prevented from being pushed down to rolling over under the action of inertia; and when the electric automobile travels normally, the working cavity of the hydraulic cylinder is in an opened state, the length from the top end of the hydraulic cylinder to the bottom end of the piston rod can be adjusted, and a shock eliminator of the electric automobile is enabled to function in shock eliminating.