unity get speed of object
public float speed;
public float speedPerSecond;
public Vector3 oldPosition;
void Update()
{
speed = Vector3.Distance(oldPosition, transform.position); //This is the speed per frames
speedPerSecond = Vector3.Distance(oldPosition, transform.position) / Time.deltaTime; //This is the speed per second
oldPosition = transform.position;
Debug.Log("Speed: " + speed.ToString("F2"));
}