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Engine Technical Data
Engine type - Number of cylinders
Inline 6
V 8
Engine Code
N54B30
Fuel type
Petrol
Petrol
Fuel System
Direct Injection.
MPI
Lubrication
Wet sump
Engine Cooling
Water
Engine Alignment
Longitudinal
Longitudinal
Engine Position
Front
Engine displacement
181.8 cu-in / 2979 cm3
378.8 cu-in / 6208 cm3
Bore
3.31 inches
84.0 mm
4.02 inches
102.2 mm
Stroke
3.53 inches
89.6 mm
3.72 inches
94.6 mm
Number of valves
24
32
Aspiration
Turbo + Intercooler
N/A
Compression Ratio
10
11.3
Horsepower
302 HP / 306 PS / 225 kW @ 5800 rpm
503 HP / 510 PS / 375 kW @ 6800 rpm
Maximum torque
295 lb-ft / 400 Nm @ 1300-5000 rpm
464 lb-ft / 630 Nm @ 5200 rpm
Drive wheels - Traction - Drivetrain
AWD
AWD
Transmission Gearbox - Number of speeds
6
7
Clutch Type
Manual
Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Sedan
Num. of Doors
4
5
Num. of Seats
5
Seat distribution
2+3
Wheelbase
108.66 inches / 276.0 cm
126.57 inches / 321.5 cm
Length
177.95 inches / 452.0 cm
203.03 inches / 515.7 cm
Width
71.54 inches / 181.7 cm
75.67 inches / 192.2 cm
Height
55.94 inches / 142.1 cm
64.33 inches / 163.4 cm
Front Axle
59.06 inches / 150.0 cm
Rear Axle
59.57 inches / 151.3 cm
Aerodynamic drag coefficient - Cx
0.32
0.33
Front Brakes - Disc dimensions
Vented Discs (13.7 inches / 348 mm)
Vented Discs (15.35 inches / 390 mm)
Rear Brakes - Disc dimensions
Vented Discs (13.23 inches / 336 mm)
Vented Discs (14.37 inches / 365 mm)
Front Tyres - Rims dimensions
225/45 R17
265/45 R20
Rear Tyres - Rims dimensions
225/45 R17
265/45 R20
Front Wheels Width
8.0
Rear Wheels Width
8.0
Curb Weight
3792 lbs / 1720 kg
5236 lbs / 2375 kg
Weight/Power Output Ratio
5.62 Kg/hp
4.66 Kg/hp
Trunk / Boot capacity
16.2 cu-ft / 460 L
11.1 cu-ft / 314 L
Steering
Rack and pinion. PAS
Steering wheel lock-to-lock
3.0 turns
Front Suspension
Independent. MacPherson. Coil Springs. Anti-roll bar.
Rear Suspension
Multi-link. Coil Springs. Anti-roll bar
Top Speed
155 Mph / 250 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
5.5 s
5.1 s
Acceleration 0 to 1000m
25.1 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - City NEDC
17 MPG
14.1 L/100 km
20 MPG UK
10 MPG
24.1 L/100 km
12 MPG UK
Fuel Consumption - Economy - Open road NEDC
33 MPG
7.1 L/100 km
40 MPG UK
20 MPG
11.8 L/100 km
24 MPG UK
Fuel Consumption - Economy - Combined NEDC
24 MPG
9.7 L/100 km
29 MPG UK
14 MPG
16.3 L/100 km
17 MPG UK
Fuel Tank Capacity
16.6 gallons
63 L
13.9 UK gallons
21.1 gallons
80 L
17.6 UK gallons
CO2 emissions
232 g/Km (BMW)
387 g/Km (Mercedes Benz)
Safety
Euro NCAP