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Engine Technical Data
Engine type - Number of cylinders
Inline 4
Inline 4
Inline 4
Engine Code
OM 654 M
M 254.920
Fuel type
hybrid_diesel
Diesel
hybrid_petrol
Fuel System
Common Rail
Direct Injection.
Direct Injection
Engine Alignment
Longitudinal
Longitudinal
Longitudinal
Engine Position
Front
Front
Front
Engine displacement
121.6 cu-in / 1993 cm3
119 cu-in / 1950 cm3
122 cu-in / 1999 cm3
Bore
3.23 inches
82.0 mm
3.23 inches
82.0 mm
3.27 inches
83.0 mm
Stroke
3.71 inches
94.3 mm
3.63 inches
92.3 mm
3.62 inches
92.0 mm
Number of valves
16
16
16
Aspiration
Turbo Intercooler
Turbo (TGV) + Intercooler
Turbo Intercooler
Compression Ratio
15.5
15.5
10.5
Total System Power
217 HP / 220 PS / 162 kW
224 HP / 227 PS / 167 kW
Total System Torque
324 lb-ft / 440 Nm
236 lb-ft / 320 Nm
Horsepower
194 HP / 197 PS / 145 kW @ 3600 rpm
191 HP / 194 PS / 143 kW @ 3800 rpm
201 HP / 204 PS / 150 kW @ 5800 rpm
Maximum torque
324 lb-ft / 440 Nm @ 1800-2800 rpm
295 lb-ft / 400 Nm @ 1600-2800 rpm
236 lb-ft / 320 Nm @ 1600-4000 rpm
Number of electric engines
1
1
Electric engine #1 Power
23 HP / 23 PS / 17 kW
23 HP / 23 PS / 17 kW
Electric engine #1 Torque
147 lb-ft / 200 Nm
147 lb-ft / 200 Nm
Drive wheels - Traction - Drivetrain
RWD
RWD
RWD
Transmission Gearbox - Number of speeds
9
9
9
Clutch Type
Automatic
Automatic
Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Coupé
Coupe
Coupé
Num. of Doors
2
2
2
Num. of Seats
4
4
4
Seat distribution
2+2
Wheelbase
112.8 inches / 286.5 cm
113.11 inches / 287.3 cm
112.8 inches / 286.5 cm
Length
190.94 inches / 485.0 cm
190 inches / 482.6 cm
190.94 inches / 485.0 cm
Width
73.27 inches / 186.1 cm
73.23 inches / 186.0 cm
73.27 inches / 186.1 cm
Width with mirrors
80.39 inches / 204.2 cm
80.39 inches / 204.2 cm
Height
56.02 inches / 142.3 cm
56.3 inches / 143.0 cm
56.02 inches / 142.3 cm
Front Axle
63.19 inches / 160.5 cm
63.19 inches / 160.5 cm
63.19 inches / 160.5 cm
Rear Axle
63.62 inches / 161.6 cm
63.35 inches / 160.9 cm
63.62 inches / 161.6 cm
Ground clearance
4.25 inches / 10.8 cm4.25 inches / 10.8 cm
4.25 inches / 10.8 cm4.25 inches / 10.8 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
245/40 R19
245/40 R19
Rear Tyres - Rims dimensions
245/40 R19
245/40 R19
Curb Weight
4123 lbs / 1870 kg
3946 lbs / 1790 kg
Max. Towing Capacity Weight
3968 lbs / 1800 kg
3968 lbs / 1800 kg
Weight/Power Output Ratio
8.5 Kg/hp
7.89 Kg/hp
Trunk / Boot capacity
14.8 cu-ft / 420 L
14.8 cu-ft / 420 L
Steering
Rack and pinion Electric
Turning circle
35.1 feet / 10.7 m
35.1 feet / 10.7 m
Front Suspension
Multi-link. Coil Springs.
Coil springs.
Multi-link. Coil Springs.
Rear Suspension
Multi-link. Coil Springs.
Coil springs.
Multi-link. Coil Springs.
Top Speed
148 Mph / 238 km/h
150 Mph / 242 km/h
149 Mph / 240 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
7.5 s
7.4 s
7.4 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - Combined
59 MPG
4 L/100 km
71 MPG UK
Fuel Consumption - Economy - Combined WLTP
50 MPG
4.7 L/100 km
60 MPG UK
37 MPG
6.4 L/100 km
44 MPG UK
Range WLTP
873 miles / 1404 km
641 miles / 1031 km
Fuel Tank Capacity
17.4 gallons
66 L
14.5 UK gallons
17.4 gallons
66 L
14.5 UK gallons
CO2 emissions
106 g/Km (Mercedes Benz)
CO2 emissions WLTP
123 g/Km (Mercedes Benz)
145 g/Km (Mercedes Benz)
Emission standard
Euro 6d - WLTP
Euro 6
Euro 6d - WLTP