How fast can dogs run in the end the average speed of running is generally 35-40 kilometers per hour, where the lurcher is the fastest running dog in the world, their speed is second only to the cheetah, straight line running speed up to 70 kilometers per hour, if in the race, will be relatively slowed down because of the turn, but also can reach 64-68 kilometers per hour. Normally, the running speed of dogs is determined by the size of the body, where the average running speed of small dogs is about 15-25 km per hour, the average running speed of medium-sized dogs is about 30 km per hour, and the average running speed of large dogs is about 40 km per hour or more.
