The invention relates to the technical field of a vehicle door of an automobile compartment and discloses a vehicle door system and a vehicle. The vehicle door system comprises a connecting box, a four-connecting-rod hinge and an aluminum vehicle door, wherein the connecting box is arranged on a back wall pillar; the four-connecting-rod hinge is arranged on the connecting box; the aluminum vehicledoor comprise a vehicle frame and a door plate fixed on the door frame; the door frame is fixed on the four-connecting-rod hinge; the four-connecting-rod hinge comprises a hinge movable page plate, ahinge connecting rod, a hinge middle page plate, a hinge fixed page plate and a limiting assembly; the two ends of the hinge middle page plate are hinged with the hinge movable page plate and the hinge fixed page plate correspondingly; a groove is formed in the hinge middle page plate; the hinge connecting rod is arranged in the groove; the two ends of the hinge connecting rod are hinged with thehinge movable page plate and the hinge fixed page plate correspondingly; the limiting assembly comprises a driven piece and a limiting block; the limiting block is inlaid on the driven piece; the limiting block is clamped on the hinge connecting rod; the driven piece is hinged with the hinge middle page plate; and a spring is arranged between the driven piece and the hinge middle page plate. Thevehicle comprises the vehicle door system.