Are all 4 pot Brembos the same?

[jonrandom]

As title, there are loads of 4 pot Brembo's for different cars, subaru, evo, bmw, lcr, alfa etc but are they all of the same standard? Are some 4 pot Brembo's any worse or better than other 4 pot Brembo's?

I know the wont all fit.