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Engine Technical Data
Engine type - Number of cylinders
V 6
Inline 4
Inline 6
Engine Code
OM 654 D 20 SCR
OM 656 D 29 SCR
Fuel type
Diesel
Diesel
Diesel
Fuel System
Direct Injection.
Common Rail
Common Rail
Engine Alignment
Longitudinal
Longitudinal
Longitudinal
Engine Position
Front
Front
Front
Engine displacement
182.3 cu-in / 2987 cm3
119 cu-in / 1950 cm3
178.5 cu-in / 2925 cm3
Bore
3.27 inches
83.0 mm
3.23 inches
82.0 mm
3.23 inches
82.0 mm
Stroke
3.62 inches
92.0 mm
3.63 inches
92.3 mm
3.64 inches
92.4 mm
Number of valves
24
16
24
Aspiration
Turbo (TGV) + Intercooler
Turbo Intercooler
Turbo Intercooler
Compression Ratio
15.5
15.5
Total System Power
242 HP / 245 PS / 180 kW
335 HP / 340 PS / 250 kW
Total System Torque
368 lb-ft / 500 Nm
516 lb-ft / 700 Nm
Horsepower
254 HP / 258 PS / 190 kW @ 3400 rpm
242 HP / 245 PS / 180 kW @ 3800 rpm
335 HP / 340 PS / 250 kW @ 3600–4400 rpm
Maximum torque
457 lb-ft / 620 Nm @ 1600-2400 rpm
368 lb-ft / 500 Nm @ 1600 rpm
516 lb-ft / 700 Nm @ 1200 rpm
Drive wheels - Traction - Drivetrain
AWD
AWD
RWD
Transmission Gearbox - Number of speeds
9
9
9
Clutch Type
Automatic
Sequential Automatic
Sequential Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Coupe
Coupé
Coupé
Num. of Doors
2
2
2
Num. of Seats
4
5
5
Seat distribution
2+2
Wheelbase
113.11 inches / 287.3 cm
113.11 inches / 287.3 cm
113.11 inches / 287.3 cm
Length
190 inches / 482.6 cm
190 inches / 482.6 cm
190 inches / 482.6 cm
Width
73.23 inches / 186.0 cm
73.23 inches / 186.0 cm
73.23 inches / 186.0 cm
Height
56.3 inches / 143.0 cm
56.3 inches / 143.0 cm
56.3 inches / 143.0 cm
Front Axle
63.19 inches / 160.5 cm
63.19 inches / 160.5 cm
Rear Axle
63.19 inches / 160.5 cm
63.19 inches / 160.5 cm
Front Brakes - Disc dimensions
Vented Discs
Vented Discs
Vented Discs
Rear Brakes - Disc dimensions
Vented Discs
Vented Discs
Vented Discs
Front Tyres - Rims dimensions
245/45 R18
245/45 R18
245/45 R18
Rear Tyres - Rims dimensions
245/45 R18
245/45 R18
245/45 R18
Front Wheels Width
8,0
Rear Wheels Width
8,0
Curb Weight
4167 lbs / 1890 kg
4129 lbs / 1873 kg
4350 lbs / 1973 kg
Dry Weight
3869 lbs / 1755 kg
4090 lbs / 1855 kg
Max. Towing Capacity Weight
3968 lbs / 1800 kg
3968 lbs / 1800 kg
Weight/Power Output Ratio
7.33 Kg/hp
7.64 Kg/hp
5.8 Kg/hp
Trunk / Boot capacity
15 cu-ft / 425 L
15 cu-ft / 425 L
15 cu-ft / 425 L
Steering
Rack and pinion Electric
Turning circle
37.4 feet / 11.4 m
37.4 feet / 11.4 m
Front Suspension
Coil springs.
Independent Double Wishbones. Coil Springs. Anti-roll bar.
Independent Double Wishbones. Coil Springs. Anti-roll bar.
Rear Suspension
Coil springs.
Multilink. Coil Springs. Anti-roll bar.
Multilink. Coil Springs. Anti-roll bar.
Top Speed
155 Mph / 250 km/h
155 Mph / 250 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
6.0 s
6.3 s
5.1 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - Combined
37 MPG
6.3 L/100 km
45 MPG UK
45 MPG
5.2 L/100 km
54 MPG UK
40 MPG
5.9 L/100 km
48 MPG UK
Fuel Consumption - Economy - Open road
44 MPG
5.3 L/100 km
53 MPG UK
Fuel Consumption - Economy - City
30 MPG
7.8 L/100 km
36 MPG UK
Range
651 miles / 1047 km
789 miles / 1269 km
695 miles / 1118 km
Fuel Tank Capacity
17.4 gallons
66 L
14.5 UK gallons
17.4 gallons
66 L
14.5 UK gallons
17.4 gallons
66 L
14.5 UK gallons
CO2 emissions
165 g/Km (Mercedes Benz)
136 g/Km (Mercedes Benz)
155 g/Km (Mercedes Benz)
Emission standard
Euro 6