The X6 M is powered by a 4.4 liter twin-turbo V8 with boosted to 630PS (463 kW). The engine is mated to a 6-speed M Sports Automatic transmission with aluminum paddleshifters on steering wheel. The weight of the SAC is 2380 kg.
The CL 63 AMG is powered by a naturally aspirated 6.2 liter V8 with 525PS (386 kW) and 730Nm of torque. The engine is paired with 7-speed MCT transmission, The kerb weight is 2185 kg. (more…)