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Engine Technical Data
Engine type - Number of cylinders
Inline 6
V 8
Engine Code
648.961
OM 629.910
Fuel type
Diesel
Diesel
Fuel System
Common Rail Bosch
Common Rail
Engine Alignment
Longitudinal
Longitudinal
Engine Position
Front
Engine displacement
196.6 cu-in / 3222 cm3
243.9 cu-in / 3996 cm3
Bore
3.46 inches
88.0 mm
3.39 inches
86.0 mm
Stroke
3.48 inches
88.4 mm
3.39 inches
86.0 mm
Number of valves
24
32
Aspiration
Turbo + Intercooler
TGV + Intercooler
Compression Ratio
18.0
16.7
Horsepower
201 HP / 204 PS / 150 kW @ 4200 rpm
310 HP / 314 PS / 231 kW @ 3600 rpm
Maximum torque
368 lb-ft / 500 Nm @ 1800 rpm
538 lb-ft / 730 Nm @ 2200 rpm
Drive wheels - Traction - Drivetrain
RWD
RWD
Transmission Gearbox - Number of speeds
5
7
Clutch Type
Automatic
Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Sedan
Sedan
Num. of Doors
4
4
Num. of Seats
5
5
Wheelbase
112.36 inches / 285.4 cm
112.36 inches / 285.4 cm
Length
189.69 inches / 481.8 cm
189.69 inches / 481.8 cm
Width
71.73 inches / 182.2 cm
71.73 inches / 182.2 cm
Height
57.17 inches / 145.2 cm
57.17 inches / 145.2 cm
Aerodynamic drag coefficient - Cx
0.28
Front Brakes - Disc dimensions
Vented Discs
Vented Discs (13.78 inches / 350 mm)
Rear Brakes - Disc dimensions
Discs
Vented Discs (12.6 inches / 320 mm)
Front Tyres - Rims dimensions
225/55 R16
245/45 R17
Rear Tyres - Rims dimensions
225/55 R16
245/45 R17
Curb Weight
3605 lbs / 1635 kg
4211 lbs / 1910 kg
Weight/Power Output Ratio
8.01 Kg/hp
6.08 Kg/hp
Trunk / Boot capacity
19.1 cu-ft / 540 L
19.1 cu-ft / 540 L
Turning circle
37.4 feet / 11.4 m
37.4 feet / 11.4 m
Steering wheel lock-to-lock
2.6 turns
2.6 turns
Front Suspension
Independent. Double wishbones. Coil Springs. Anti-roll bar.
Rear Suspension
Multi-link. Coil Springs. Anti-roll bar
Top Speed
151 Mph / 243 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
7.7 s
6.1 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - City NEDC
25 MPG
9.4 L/100 km
30 MPG UK
18 MPG
13.2 L/100 km
21 MPG UK
Fuel Consumption - Economy - Open road NEDC
44 MPG
5.4 L/100 km
52 MPG UK
34 MPG
7 L/100 km
40 MPG UK
Fuel Consumption - Economy - Combined NEDC
34 MPG
6.9 L/100 km
41 MPG UK
25 MPG
9.3 L/100 km
30 MPG UK
Fuel Tank Capacity
17.2 gallons
65 L
14.3 UK gallons
21.1 gallons
80 L
17.6 UK gallons
CO2 emissions
183 g/Km (Mercedes Benz)
246 g/Km (Mercedes Benz)