Originally Posted by tlaselva
It shouldn't be a suprise.
The E92 is just 30hp less, but has more torque, especially in the midrange.
All things being equal, the E92 should be neck and neck.
What your seeing there is likely more aggressive gearing of the E46 and SMG tranny.
actually the E92 puts out more power than the E46 according to the dyno.
E46 M3 must have better gearing.