The invention discloses a super-labor-saving bicycle which comprises a front wheel assembly, a rear wheel assembly, a handle, pedals, a frame, a connecting rod, a swinging rod, a seat and a transmission mechanism, wherein the transmission mechanism is used for transferring swinging force of the swinging rod to the rear wheel assembly. The front wheel assembly and the rear wheel assembly are mounted at the front end and the rear end of the frame, the pedals are rotatably mounted at the lower end of the middle of the frame, the swinging rod and the pedals are hinged to two ends of the connectingrod, the seat is fixed at a hinging end of the connecting rod and the swinging rod, and one end, far away from the seat, of the swinging rod is hinged to the front end of the frame and in transmission connected with the rear wheel assembly through the transmission mechanism. According to the bicycle, force is generated by the weight of a human body, so that the bicycle is easily ridden, long-timemovement of feet is omitted, the bicycle is ridden by movement of a whole body, and good exercising effects can be achieved.