The weight of the cameras doesn't really make a difference, because everyone has to carry them and so nobody is put at a disadvantage. What does matter is the a

The weight of the cameras doesn't really make a difference, because everyone has to carry them and so nobody is put at a disadvantage. What does matter is the aerodynamics of the camera pods - the rules give manufacturers some degree of latitude with regards to the design and placement of the outboard camera pods, so they can be manipulated to provide a tiny aerodynamic advantage.