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Engine Technical Data
Engine type - Number of cylinders
V 6
V 6
V 7
Fuel type
Diesel
Diesel
Diesel
Fuel System
Common Rail
Engine Alignment
Longitudinal
Longitudinal
Longitudinal
Engine displacement
182.3 cu-in / 2987 cm3
182.3 cu-in / 2987 cm3
182.3 cu-in / 2987 cm3
Bore
3.27 inches
83 mm
3.27 inches
83 mm
3.27 inches
83 mm
Stroke
3.62 inches
92 mm
3.62 inches
92 mm
3.62 inches
92 mm
Number of valves
28
28
28
Aspiration
Turbo (TGV) + Intercooler
Turbo (TGV) + Intercooler
Turbo (TGV) + Intercooler
Compression Ratio
15.5
16.5
17.7
Horsepower
261 HP / 265 PS / 195 kW @ 3800 rpm
208 HP / 211 PS / 155 kW @ 3400 rpm
221 HP / 224 PS / 165 kW @ 3800 rpm
Maximum torque
457 lb-ft / 620 Nm @ 1600-2600 rpm
398 lb-ft / 540 Nm @ 1600-2400 rpm
376 lb-ft / 510 Nm @ 1600-2800 rpm
Drive wheels - Traction - Drivetrain
RWD
RWD
RWD
Transmission Gearbox - Number of speeds
7
7
6
Clutch Type
Automatic
Automatic
Manual
Size, Dimensions, Aerodynamics and Weight
Num. of Doors
4
4
4
Num. of Seats
5
5
5
Wheelbase
113.15 inches / 287.4 cm
113.15 inches / 287.4 cm
108.66 inches / 276.0 cm
Length
191.65 inches / 486.8 cm
191.65 inches / 486.8 cm
180.35 inches / 458.1 cm
Width
72.99 inches / 185.4 cm
72.99 inches / 185.4 cm
69.69 inches / 177.0 cm
Height
57.91 inches / 147.1 cm
57.91 inches / 147.1 cm
57.01 inches / 144.8 cm
Aerodynamic drag coefficient - Cx
0.27
0.27
0.29
Front Brakes - Disc dimensions
Vented Discs
Vented Discs
Vented Discs (12.68 inches / 322 mm)
Rear Brakes - Disc dimensions
Vented Discs
Vented Discs
Vented Discs (11.81 inches / 300 mm)
Front Tyres - Rims dimensions
225/55 R16
225/55 R16
225/45 R17
Rear Tyres - Rims dimensions
225/55 R16
225/55 R16
225/45 R17
Curb Weight
4045 lbs / 1835 kg
4068 lbs / 1845 kg
3748 lbs / 1700 kg
Weight/Power Output Ratio
6.92 Kg/hp
8.74 Kg/hp
7.59 Kg/hp
Trunk / Boot capacity
- cu-ft / 475--- L
Front Suspension
Independent MacPherson struts. Coil springs. Anti-roll bar.
Independent MacPherson struts. Coil springs. Anti-roll bar.
Independent MacPherson struts. Coil springs. Anti-roll bar.
Rear Suspension
Independent. Coil Springs. Anti-roll bar.
Independent. Coil Springs. Anti-roll bar.
Independent. Coil Springs. Anti-roll bar.
Top Speed
155 Mph / 250 km/h
149 Mph / 239 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
6.2 s
7.8 s
7.7 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - City NEDC
31 MPG
7.7 L/100 km
37 MPG UK
24 MPG
9.7 L/100 km
29 MPG UK
26 MPG
9.2 L/100 km
31 MPG UK
Fuel Consumption - Economy - Open road NEDC
47 MPG
5 L/100 km
56 MPG UK
45 MPG
5.2 L/100 km
54 MPG UK
43 MPG
5.5 L/100 km
51 MPG UK
Fuel Consumption - Economy - Combined NEDC
39 MPG
6 L/100 km
47 MPG UK
35 MPG
6.8 L/100 km
42 MPG UK
34 MPG
6.9 L/100 km
41 MPG UK
Fuel Tank Capacity
21.1 gallons
80 L
17.6 UK gallons
21.1 gallons
80 L
17.6 UK gallons
17.4 gallons
66 L
14.5 UK gallons
CO2 emissions
159 g/Km (Mercedes Benz)
180 g/Km (Mercedes Benz)
182 g/Km (Mercedes Benz)