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Mercedes Benz SL (R231) 400
Mercedes Benz SL (R231) 400 (2016)
Porsche 911 (997) Carrera S
Porsche 911 (997) Carrera S (2005)
BMW i8 Concept Hybrid
BMW i8 Concept Hybrid (2011)
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Engine Technical Data
Engine type - Number of cylinders
V 6
Boxer 6
Inline 3
Fuel type
Petrol
Petrol
Hybrid / Petrol
Fuel System
Direct Injection.
MPI
Lubrication
Wet sump
Engine Cooling
Water
Engine Alignment
Longitudinal
Transverse
Engine Position
Front
Rear
Engine displacement
182.8 cu-in / 2996 cm3
233.4 cu-in / 3824 cm3
91.5 cu-in / 1500 cm3
Bore
3.46 inches
88.0 mm
3.9 inches
99.0 mm
Stroke
3.23 inches
82.1 mm
3.26 inches
82.8 mm
Number of valves
24
24
Aspiration
Turbo + Intercooler
N/A
N/A
Compression Ratio
10.7
11.8
Max. RPM
7300
Total System Power
349 HP / 354 PS / 260 kW
Total System Torque
405 lb-ft / 550 Nm
Horsepower
362 HP / 367 PS / 270 kW @ 5500-6000 rpm
350 HP / 355 PS / 261 kW @ 6600 rpm
220 HP / 223 PS / 164 kW
Maximum torque
368 lb-ft / 500 Nm @ 1800-4500 rpm
295 lb-ft / 400 Nm @ 4600 rpm
221 lb-ft / 300 Nm
Total electric power
129 HP / 131 PS / 96 kW
Total electric torque
184 lb-ft / 250 Nm
Drive wheels - Traction - Drivetrain
RWD
RWD
RWD
Transmission Gearbox - Number of speeds
9
6
Clutch Type
Automatic
Manual
Size, Dimensions, Aerodynamics and Weight
Body
Cabrio
Coupe
Num. of Doors
2
2
2
Num. of Seats
2
4
Seat distribution
2
Wheelbase
101.77 inches / 258.5 cm
92.52 inches / 235.0 cm
110.24 inches / 280 cm
Length
181.77 inches / 461.7 cm
174.29 inches / 442.7 cm
182.36 inches / 463.2 cm
Width
73.9 inches / 187.7 cm
71.18 inches / 180.8 cm
76.97 inches / 195.5 cm
Height
51.77 inches / 131.5 cm
51.18 inches / 130.0 cm
50.39 inches / 128 cm
Aerodynamic drag coefficient - Cx
0.29
Front Brakes - Disc dimensions
Vented Discs
Vented Discs (12.99 inches / 330 mm)
Rear Brakes - Disc dimensions
Vented Discs
Vented Discs (12.99 inches / 330 mm)
Front Tyres - Rims dimensions
235/35 R19
Rear Tyres - Rims dimensions
295/30 R19
Curb Weight
3142 lbs / 1425 kg
3263 lbs / 1480 kg
Weight/Power Output Ratio
4.01 Kg/hp
4.18 Kg/hp
Trunk / Boot capacity
12.6 cu-ft / 356 L
4.8 cu-ft / 135 L
Steering
Rack and pinion Electric
Front Suspension
Coil springs.
Rear Suspension
Coil Springs.
Top Speed
155 Mph / 250 km/h
182 Mph / 293 km/h
155 Mph / 250 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
4.9 s
4.8 s
4.6 s
Acceleration 0 to 1000m
23.4 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - Combined
31 MPG
7.7 L/100 km
37 MPG UK
81 MPG
2.9 L/100 km
97 MPG UK
Fuel Consumption - Economy - City NEDC
14 MPG
17.1 L/100 km
17 MPG UK
Fuel Consumption - Economy - Open road NEDC
28 MPG
8.4 L/100 km
34 MPG UK
Fuel Consumption - Economy - Combined NEDC
31 MPG
7.7 L/100 km
37 MPG UK
20 MPG
11.5 L/100 km
25 MPG UK
81 MPG
2.9 L/100 km
97 MPG UK
Fuel Tank Capacity
16.9 gallons
64 L
14.1 UK gallons
CO2 emissions
175 g/Km (Mercedes Benz)
277 g/Km (Porsche)
66.0 g/Km (BMW)
Emission standard
Euro VI



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