[mlai]

Originally Posted by Jacky328

Definitely not the case. I have living 2 days in M3 at F1 Shanghai last year.
Both 550 & M3 have sufficient power to spin rear wheels easliy when hard acceleration, despite M3's torque is only 295 lb/ft VS 550i's 450 lb/ft.
So giant torque didn't help here, unless its 4WD.

I think M3 outrun 550 by 0.5 sec or so, in 0-100, due to it's advantage in HP per lb

Not the convert