BMW calls this rig an SAC — for “sports activity coupe” — which sounds both silly and sort of correct. Like a Mercedes CLS, the X6 trades back-seat utility for a drastic sloping roofline and a two-plus-two seating layout. X6 is basically a luxury tow-vehicle sports-car grocery-getter 4-by-4 hatchback.
X6 50i: 400/450 lb.ft
FX 50: 390/369 lb.ft