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Mercedes Benz SL (R230 2008 Facelift) 65 AMG
Mercedes Benz SL (R230 2008 Facelift) 65 AMG (2008)
BMW E64 6 Series Cabrio LCI M6
BMW E64 6 Series Cabrio LCI M6 (2007)
Porsche 911 Cabriolet (997) Turbo S
Porsche 911 Cabriolet (997) Turbo S (2010)
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Engine Technical Data
Engine type - Number of cylinders
V 12
V 10
Boxer 6
Fuel type
Petrol
Petrol
Petrol
Fuel System
Indirect Injection.
Engine Alignment
Longitudinal
Longitudinal
Engine Position
Front
Front
Rear
Engine displacement
364.9 cu-in / 5980 cm3
305.1 cu-in / 4999 cm3
231.9 cu-in / 3800 cm3
Bore
3.25 inches
82.6 mm
3.62 inches
92 mm
4.02 inches
102 mm
Stroke
3.66 inches
93.0 mm
2.96 inches
75.2 mm
3.05 inches
77.5 mm
Number of valves
36
40
24
Aspiration
Turbo + Intercooler
N/A
Turbo (TGV) + Intercooler
Compression Ratio
9
12
9.8
Horsepower
604 HP / 612 PS / 450 kW @ 4800 rpm
500 HP / 507 PS / 373 kW @ 7750 rpm
523 HP / 530 PS / 390 kW @ 6750 rpm
Maximum torque
737 lb-ft / 1000 Nm @ 2000-4000 rpm
383 lb-ft / 520 Nm @ 6100 rpm
516 lb-ft / 700 Nm @ 2100-4250 rpm
Drive wheels - Traction - Drivetrain
RWD
RWD
AWD
Transmission Gearbox - Number of speeds
5
7
7
Clutch Type
Automatic
Automatic
Automatic
Size, Dimensions, Aerodynamics and Weight
Body
Cabrio
Num. of Doors
2
2
2
Num. of Seats
2
4
4
Seat distribution
2
Wheelbase
100.79 inches / 256.0 cm
109.49 inches / 278.1 cm
92.52 inches / 235.0 cm
Length
181.3 inches / 460.5 cm
191.77 inches / 487.1 cm
175.2 inches / 445.0 cm
Width
71.5 inches / 181.6 cm
- inches / 185.5 cm
- inches / 185.2 cm
Height
51.1 inches / 129.8 cm
54.21 inches / 137.7 cm
51.18 inches / 130.0 cm
Front Axle
61.77 inches / 156.9 cm
Rear Axle
61.18 inches / 155.4 cm
Aerodynamic drag coefficient - Cx
0.30
0.34
0.32
Front Brakes - Disc dimensions
Vented Discs
Vented Discs (14.72 inches / 374 mm)
Vented Discs (14.96 inches / 380 mm)
Rear Brakes - Disc dimensions
Vented Discs
Vented Discs (14.57 inches / 370 mm)
Vented Discs (13.78 inches / 350 mm)
Front Tyres - Rims dimensions
255/35 R19
255/40 R19
235/35 R19
Rear Tyres - Rims dimensions
285/30 R19
285/35 R19
305/30 R19
Front Wheels Width
8.5
Rear Wheels Width
9.5
Curb Weight
4674 lbs / 2120 kg
4420 lbs / 2005 kg
3825 lbs / 1735 kg
Weight/Power Output Ratio
3.46 Kg/hp
3.95 Kg/hp
3.27 Kg/hp
Trunk / Boot capacity
12 cu-ft / 339 L
Steering
Rack and pinion Electric
Front Suspension
Coil springs.
Independent McPherson struts. Coil springs. Anti-roll bar.
Independent McPherson struts. Coil springs. Anti-roll bar.
Rear Suspension
Coil Springs.
Independent. Coil Springs. Anti-roll bar.
Independent. Coil Springs. Anti-roll bar.
Top Speed
155 Mph / 250 km/h
155 Mph / 250 km/h
196 Mph / 315 km/h
Acceleration 0 to 100 km/h (0 to 62 mph)
4.2 s
4.8 s
3.4 s
Acceleration 0 to 1000m
22.9 s
Fuel Consumption (Economy), Emissions and Range
Fuel Consumption - Economy - City NEDC
11 MPG
21.5 L/100 km
13 MPG UK
11 MPG
22 L/100 km
13 MPG UK
14 MPG
16.7 L/100 km
17 MPG UK
Fuel Consumption - Economy - Open road NEDC
25 MPG
9.6 L/100 km
29 MPG UK
22 MPG
10.6 L/100 km
27 MPG UK
29 MPG
8.2 L/100 km
34 MPG UK
Fuel Consumption - Economy - Combined NEDC
17 MPG
14 L/100 km
20 MPG UK
16 MPG
14.7 L/100 km
19 MPG UK
20 MPG
11.5 L/100 km
25 MPG UK
Fuel Tank Capacity
21.1 gallons
80 L
17.6 UK gallons
18.5 gallons
70 L
15.4 UK gallons
17.7 gallons
67 L
14.7 UK gallons
CO2 emissions
333 g/Km (Mercedes Benz)
352 g/Km (BMW)
270 g/Km (Porsche)



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