The invention discloses a pedal balance type sport instrument, and belongs to the technical field of sport instruments. According to the technical scheme, the pedal balance type sport instrument comprises a balance rod, one end of the balance rod is provided with a handle, the other end of the balance rod is connected with a spring seat, the spring seat is provided with a spring surrounding the balance rod, one end of the spring is connected with the spring seat, the other end of the spring supports a movable sleeve, the balance rod is sleeved with the movable sleeve, and the movable sleeve is provided with a pedal mechanism. The pedal balance type sport instrument has the advantages of being convenient to use, simple in structure, easy to manufacture and convenient to carry, and having multiple functions. Not only is waist twisting fitness achieved, but also the body balance can be exercised. In addition, a power generation unit and a display and alarm device are additionally arranged, the entertainment in exercise and fitness is added, the pedal balance type sport instrument can be placed everywhere for balance and fitness exercise as the sport instrument occupies a small space, and therefore the pedal balance type sport instrument is applicable to various occasions and can be placed even at home for exercise and fitness, and the aim of exercise and fitness can be achieved when a user does not leave home.