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Engine Technical Data
Engine type - Number of cylinders
Inline 4
Boxer 6
Fuel type
Petrol
Petrol
Fuel System
Direct Injection
Direct Injection
Engine Alignment
Transverse
Longitudinal
Engine Position
Front
Rear
Engine displacement
1998 cm3 / 121.9 cu-in
3745 cm3 / 228.5 cu-in
Bore
82.0 mm
3.23 inches
102.0 mm
4.02 inches
Stroke
94.6 mm
3.72 inches
76.4 mm
3.01 inches
Number of valves
16
24
Aspiration
Turbo Intercooler
Bi-Turbo
Compression Ratio
9.5
Total System Power
306 PS / 302 HP / 225 kW
650 PS / 641 HP / 478 kW
Total System Torque
450 Nm / 331 lb-ft
800 Nm / 590 lb-ft
Horsepower
306 PS / 302 HP / 225 kW @ 5000 rpm
650 PS / 641 HP / 478 kW @ 6750 rpm
Maximum torque
450 Nm / 331 lb-ft @ 1750 rpm
800 Nm / 590 lb-ft @ 2500 rpm
Drive wheels - Traction - Drivetrain
AWD
AWD
Transmission Gearbox - Number of speeds
8
8
Clutch Type
Automatic
Dualclutch Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Sedan
Cabrio
Num. of Doors
4
2
Num. of Seats
5
4
Wheelbase
267.0 cm / 105.12 inches
245.0 cm / 96.46 inches
Length
452.6 cm / 178.19 inches
453.5 cm / 178.54 inches
Width
180.0 cm / 70.87 inches
190.0 cm / 74.8 inches
Height
142.0 cm / 55.91 inches
130.1 cm / 51.22 inches
Front Axle
156.3 cm / 61.54 inches
158.3 cm / 62.32 inches
Rear Axle
156.0 cm / 61.42 inches
160.0 cm / 62.99 inches
Ground clearance
15.2 cm / 5.98 inches15.2 cm / 5.98 inches
Front Brakes - Disc dimensions
Vented Discs
Vented Discs ( 420 mm / 16.54 inches)
Rear Brakes - Disc dimensions
Vented Discs
Vented Discs ( 390 mm / 15.35 inches)
Front Tyres - Rims dimensions
225/40 R18
255/35 R20
Rear Tyres - Rims dimensions
225/40 R18
315/30 R21
Curb Weight
1647 kg / 3631 lbs
1803 kg / 3975 lbs
Dry Weight
1545 kg / 3406 lbs
1685 kg / 3715 lbs
Weight/Power Output Ratio
5.38 Kg/hp
2.77 Kg/hp
Trunk / Boot capacity
430 L / 15.2 cu-ft
132-264 L / - cu-ft
Turning circle
11.4 m / 37.4 feet
11.2 m / 36.7 feet
Front Suspension
Independent Double wishbone. Coil Springs. Anti-roll bar.
Independent. MacPherson. Coil Springs. Anti-roll bar.
Rear Suspension
Multi-link. Coil Springs. Anti-roll bar.
Multi-link. Coil Springs. Anti-roll bar.
Top Speed
250 km/h / 155 Mph
330 km/h / 205 Mph
Acceleration 0 to 100 km/h (0 to 62 mph)
4.9 s
2.8 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - City NEDC
8.5 L/100 km
33 MPG UK
28 MPG US
15.9 L/100 km
18 MPG UK
15 MPG US
Fuel Consumption - Economy - Open road NEDC
5.6 L/100 km
50 MPG UK
42 MPG US
8.6 L/100 km
33 MPG UK
27 MPG US
Fuel Consumption - Economy - Combined NEDC
6.7 L/100 km
42 MPG UK
35 MPG US
11.3 L/100 km
25 MPG UK
21 MPG US
Fuel Consumption - Economy - Low WLTP
20.9 L/100 km
14 MPG UK
11 MPG US
Fuel Consumption - Economy - Medium WLTP
12.1 L/100 km
23 MPG UK
19 MPG US
Fuel Consumption - Economy - Medium WLTP
12.1 L/100 km
23 MPG UK
19 MPG US
Fuel Consumption - Economy - High WLTP
10.4 L/100 km
27 MPG UK
23 MPG US
Fuel Consumption - Economy - Extra high WLTP
10.4 L/100 km
27 MPG UK
23 MPG US
Fuel Consumption - Economy - Combined WLTP
12.1 L/100 km
23 MPG UK
19 MPG US
Range WLTP
554 km / 344 miles
Fuel Tank Capacity
42 L
11.1 US gallons
9.2 UK gallons
67 L
17.7 US gallons
14.7 UK gallons
CO2 emissions
153 g/Km (BMW)
257 g/Km (Porsche)
CO2 emissions WLTP
275 g/Km (Porsche)