2011 Mercedes-Benz SLS AMG Roadster R 197

The SLS AMG Roadster is a road car from Mercedes-Benz, with rear wheel drive, a front located engine and a Mark Fetherston-penned 2 door convertible/cabriolet body style. The SLS AMG Roadster forms part of Mercedes-Benz's R 197 model range. Its 6.2 litre engine is a naturally aspirated, double overhead camshaft, 8 cylinder that has an output of 563 bhp (571 PS/420 kW) of power at 6800 rpm, and maximum torque of 650 N·m (479 lb·ft/66.3 kgm) at 4750 rpm. Lubrication is of the dry sump-type. A 7 speed automatic gearbox delivers the power to the driven wheels. Its quoted kerb weight is 1735 kg. It is said to be able to attain a top speed of 317 km/h (197 mph), official fuel consumption is 19.9/9.3/13.2 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 308.0 g/km.

Pictures

Mercedes-Benz SLS AMG Roadster -
Mercedes-Benz SLS AMG Roadster
Image courtesy of Mercedes-Benz

Key facts

2011 Mercedes-Benz SLS AMG Roadster R 197 information summary

What body style?
2 door convertible/cabriolet with 2 seats
How long?
4638 mm
How heavy?
1735 kg
What size engine?
6.2 litre, 6208 cm3
How many cylinders?
8, V
How much power?
571 PS / 563 bhp / 420 kW @ 6800 rpm
How much torque?
650 Nm / 479 ft.lb / 66.3 kgm @ 4750 rpm
How quick?
0-100 km/h: 3.8 s
How fast?
317 km/h, 197 mph
How economical?
19.9/9.3/13.2 l/100km urban/extra-urban/combined
What carbon dioxide emissions?
308.0 CO2 g/km

Mercedes-Benz R 197 models

Mercedes-Benz SLS AMG Roadster GT -
2 door convertible/​cabriolet FR 7A 6208 cm3 591 PS 583 bhp 435 kW 308.0 CO2 1735 kg

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2011 Mercedes-Benz SLS AMG Roadster data
bodywork
Body type2 seater convertible/cabriolet
Number of doors2
DesignerMark Fetherston
dimensions & weights
mminches
Wheelbase 2680 mm 105.5 inches
Track/tread (front) 1682 mm 66.2 inches
Track/tread (rear) 1653 mm 65.1 inches
Length 4638 mm 182.6 inches
Width 1939 mm 76.3 inches
Height 1261 mm 49.6 inches
Ground clearance
length:wheelbase ratio 1.73
Kerb weight 1735 kg 3825 lb
Weight distribution 47 % front
fuel tank capacity 85 litres 18.7 UK Gal 22.5 US Gal
aerodynamics
Drag coefficient 0.36
Frontal area
CdA
engine
engine type naturally aspirated petrol
Engine manufacturer Mercedes-Benz
Engine code M159
Cylinders V 8 in 90° vee
Capacity 6.2 litre
6208 cc
(378.835 cu in)
Bore × Stroke 102.2 × 94.6 mm
4.02 × 3.72 in
Bore/stroke ratio 1.08
Valve gear double overhead camshaft (DOHC)
4 valves per cylinder
32 valves in total
maximum power output 571 PS (563 bhp) (420 kW)
at 6800 rpm
Specific output 90.7 bhp/litre
1.49 bhp/cu in
maximum torque 650 Nm (479 ft·lb) (66.3 kgm)
at 4750 rpm
Specific torque 104.7 Nm/litre
1.27 ft·lb/cu3
Engine construction
sump dry sumped
compression ratio 11.3:1
Fuel system EFI
bmep (brake mean effective pressure) 1315.7 kPa (190.8 psi)
Maximum RPM 7200 rpm
crankshaft bearings 5
Engine coolant Water
Unitary capacity 776 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter Y
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h 3.8 s
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre
Maximum speed 317 km/h (197 mph)
Power-to-weight ratio 329.01 PS/tonne (1000 kg)
241.98 kW/tonne (1000 kg)
324.5 bhp/tonne (1000 kg)
0.14 bhp/lb
Weight-to-power ratio 4.13 kg/kW
6.9 lb/bhp
fuel consumption
Fuel consumption 19.9/9.3/13.2 l/100km urban/extra-urban/combined
universal consumption (calculated from the above)
litres/100km19.9/9.3/13.2 l/100km urban/extra-urban/combined
km/litre5.0/10.8/7.6 km/l urban/extra-urban/combined
UK MPG14.2/30.4/21.4 UK MPG urban/extra-urban/combined
US MPG11.8/25.3/17.8 US MPG urban/extra-urban/combined
Carbon dioxide emissions 308.0 g/km
Carfolio Calculated CO2 ? 306.24 g/km
VED band (UK) M
CO2 Effizienz (DE) G
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering power assisted rack & pinion
turns lock-to-lock
Turning circle
Front suspension I.DW.
Rear suspension I.DW.
Wheel size front 9½ x 19
Wheel size rear 11.0 x 20
Tyres front 265/35 R 19
Tyres rear 295/30 R 20
Brakes F/R VeDi/VeDi-S-ABS
Front brake diameter
Rear brake diameter
Braked area
Gearbox 7 speed automatic
Top gear ratio 0.72
Final drive ratio 3.67
general
Carfolio.com ID253682
Production total
Model code
Model family R 197
RAC rating 51.8
Insurance classification No information available
Tax band No information available
2011 Mercedes-Benz SLS AMG Roadster added 2011-08-22.
Last modified 2013-02-28.