I compared every Speaker in my Cab, here is the result.

[Simon Dorn]

I knew there's a difference, but it turned out to be pretty big.

 

[Anje]

Yes good example of how speakers can vary & impact sound; even if in such case some can be compensated by moving the mic even slightly, and the fact that some speakers are at the top and others at the bottom = closer to ground can also impact the recorded result.