Collision protection device for a vehicle door and vehicle with a collision protection device

A vehicle (1) comprising a collision protection device (13) for a vehicle door (3, 4), the reversible means of a servomotor (32) between a closed position (5) and an open position (7) is adjustable. The collision protection device (13) according to the invention includes a collision avoidance sensor (14) for generating a measurement signal nearest to the distance between the vehicle door (3, 4) and to the vehicle door (3, 4) object (42) is characteristic. The collision protection sensor (14) is integrated limiting cover strip (18) in the intended final assembled state in a vehicle side window (9), or on an inner side of the cover strip (18) mounted or to be integrated into or mounted on such a cover strip (18) is arranged.