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Engine Technical Data
Engine type - Number of cylinders
Inline 6
V 6
Engine Code
M 256.830
EA839
Fuel type
Hybrid / Petrol
Hybrid / Petrol
Fuel System
Direct Injection
Direct Injection
Engine Alignment
Longitudinal
Longitudinal
Engine Position
Front
Front
Engine displacement
183 cu-in / 2999 cm3
182.8 cu-in / 2995 cm3
Bore
3.27 inches
83.0 mm
3.33 inches
84.5 mm
Stroke
3.64 inches
92.4 mm
3.5 inches
89.0 mm
Number of valves
24
24
Aspiration
Turbo Intercooler
Turbo Intercooler
Compression Ratio
10.0
11.2
Total System Power
537 HP / 544 PS / 400 kW
512 HP / 519 PS / 382 kW
Total System Torque
553 lb-ft / 750 Nm
553 lb-ft / 750 Nm
Horsepower
443 HP / 449 PS / 330 kW @ 5800-6100 rpm
348 HP / 353 PS / 260 kW @ 5400-6400 rpm
Maximum torque
413 lb-ft / 560 Nm @ 2200-5000 rpm
368 lb-ft / 500 Nm @ 1450-4500 rpm
Total electric power
134 HP / 136 PS / 100 kW
174 HP / 176 PS / 129 kW
Total electric torque
354 lb-ft / 480 Nm
339 lb-ft / 460 Nm
Number of electric engines
1
1
Electric engine #1 type
SSM - Separately Excited Synchronous Motor
Electric engine #1 Power
134 HP / 136 PS / 100 kW
174 HP / 176 PS / 129 kW @ 3200 rpm
Electric engine #1 Torque
354 lb-ft / 480 Nm
339 lb-ft / 460 Nm @ 0-2690 rpm
Drive wheels - Traction - Drivetrain
AWD
AWD
Transmission Gearbox - Number of speeds
9
8
Clutch Type
Automatic
Automatic
Size, Dimensions, Aerodynamics and Weight
Body
SUV
SUV
Num. of Doors
5
5
Num. of Seats
5
4
Wheelbase
117.91 inches / 299.5 cm
113.98 inches / 289.5 cm
Length
195.04 inches / 495.4 cm
194.09 inches / 493.0 cm
Width
76.65 inches / 194.7 cm
78.07 inches / 198.3 cm
Width with mirrors
84.92 inches / 215.7 cm
86.38 inches / 219.4 cm
Height
70.16 inches / 178.2 cm
65.24 inches / 165.7 cm
Front Axle
66.18 inches / 168.1 cm
66.14 inches / 168.0 cm
Rear Axle
67.95 inches / 172.6 cm
65.91 inches / 167.4 cm
Ground clearance
8.07 inches / 20.5 cm8.07 inches / 20.5 cm
9.25 inches / 23.5 cm9.25 inches / 23.5 cm
Approach angle (deg)
25.0 °
23.7 °
Breakover (Rampover) angle (deg)
17.0 °
21.0 °
Departure angle (deg)
25.0 °
20.7 °
Aerodynamic drag coefficient - Cx
0.34
Front Brakes - Disc dimensions
Vented Discs (15.75 inches / 400 mm)
Vented Discs (16.14 inches / 410 mm)
Rear Brakes - Disc dimensions
Vented Discs (14.57 inches / 370 mm)
Vented Discs (14.37 inches / 365 mm)
Front Tyres - Rims dimensions
275/45 R21
275/45 R20
Rear Tyres - Rims dimensions
315/40 R21
305/40 R20
Front Wheels Width
9.0
Rear Wheels Width
10.5
Curb Weight
6173 lbs / 2800 kg
5545 lbs / 2515 kg
Max. Towing Capacity Weight
7275 lbs / 3300 kg
7716 lbs / 3500 kg
Weight/Power Output Ratio
5.15 Kg/hp
4.85 Kg/hp
Trunk / Boot capacity
17.3 cu-ft / 490 L
15.3 cu-ft / 434 L
Trunk / Boot First Row
67.6 cu-ft / 1915 L
47.5 cu-ft / 1344 L
Turning circle
40.7 feet / 12.4 m
39.7 feet / 12.1 m
Front Suspension
Double wishbone. Pneumatic-Air
Multi-link. Pneumatic-Air
Rear Suspension
Multi-link. Pneumatic-Air.
Multi-link. Pneumatic-Air
Top Speed
155 Mph / 250 km/h
163 Mph / 263 km/h
Acceleration 0 to 60 mph (0 to 96 Km/h)
4.4 s
Acceleration 0 to 100 km/h (0 to 62 mph)
4.7 s
4.7 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - Combined WLTP
181 MPG
1.3 L/100 km
217 MPG UK
168 MPG
1.4 L/100 km
202 MPG UK
Battery Type
Lithium-ion
Lithium-ion
Battery capacity
31.2 kWh / 27.0 kWh
25.9 kWh / 21.8 kWh
Charging Time
DC - 60 kW - 80 % - 0h20m
Wallbox 3-phase - 11 kW - 100 % - 2h22m
Wallbox 3-phase - 11 kW - 100 % - 2h06m
Range WLTP
3108 miles / 5000 km
3108 miles / 5000 km
Electric Range WLTP
53 miles / 86 km
48 miles / 78 km
Electric Range WLTP
58 miles / 93 km
55 miles / 89 km
Average energy consumption WLTP
2.16 miles/ kWh (28.8 kWh / 100 km)
2.13 miles/ kWh (29.2 kWh / 100 km)
Fuel Tank Capacity
17.2 gallons
65 L
14.3 UK gallons
18.5 gallons
70 L
15.4 UK gallons
CO2 emissions WLTP
29 g/Km (Mercedes Benz)
31 g/Km (Porsche)
Emission standard
Euro 6d - WLTP
Euro 6E