The Phantom Series II Drophead Coupé is a passenger car from Rolls-Royce, with rear wheel drive, a front located engine and a 2 door convertible/cabriolet body style.
Its 12 cylinder, double overhead camshaft naturally aspirated powerplant has 4 valves per cylinder and a volume of 6.7 litres. For this model it develops power and torque figures of 453.3 bhp (460 PS/338 kW) at 5350 rpm and 720 Nm (531 lbft/73.4 kgm) at 3500 rpm respectively.
The engine transmits power to the wheels compliments of an 8 speed automatic transmission.
Stated kerb weight is 2630 kg.
Its maximum speed claimed is 240 km/h or 149 mph, officially stated fuel consumption figures are 22.8/10.2/14.8 l/100km urban/extra-urban/combined, and carbon dioxide emissions are 347.0 g/km.
Full specs
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater convertible/cabriolet | ||
| Number of doors | 2 | ||
| Designer | |||
| dimensions & weights | |||
| Wheelbase | 3320 mm | 130.7 inches | |
| Track/tread (front) | |||
| Track/tread (rear) | |||
| Length | 5612 mm | 220.9 inches | |
| Width | 1987 mm | 78.2 inches | |
| Height | 1566 mm | 61.7 inches | |
| Ground clearance | |||
| length:wheelbase ratio | 1.69 | ||
| Kerb weight | 2630 kg | 5798 lb | |
| Weight distribution | |||
| fuel tank capacity | 80 litres | 17.6 [21.1] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | |||
| Frontal area | |||
| CdA | |||
| Powertrain | |||
| engine type | naturally aspirated petrol | ||
| Engine manufacturer | BMW | ||
| Engine code | |||
| Cylinders | V 12 in 60° vee | ||
| Capacity | 6.7 litre 6749 cc (411.849 cu in) |
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| Bore × Stroke | 92 × 84.6 mm
3.62 × 3.33 in |
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| Bore/stroke ratio | 1.09 | ||
| Valve gear | double overhead camshaft (DOHC)
4 valves per cylinder 48 valves in total |
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| maximum power output | 460 PS (453.3 bhp) (338 kW) at 5350 rpm |
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| maximum torque | 720 Nm (531 ft·lb) (73.4 kgm) at 3500 rpm |
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| Specific output | 50.1 kW/litre 68.1 ps/litre 67.2 bhp/litre 1.1 bhp/cu in |
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| Specific torque |
106.68 Nm/litre
1.29 ft·lb/cu3 |
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| Engine construction | |||
| Lubrication | |||
| compression ratio | 11:1 | ||
| Fuel system | direct petrol injection | ||
| bmep (brake mean effective pressure) | 1340.6 kPa (194.4 psi) | ||
| Maximum RPM | |||
| crankshaft bearings | |||
| Engine coolant | Water | ||
| Unitary capacity | 562.42 cc | ||
| Aspiration | Normal | ||
| Compressor | N/A | ||
| Intercooler | None | ||
| Catalytic converter | Y | ||
| performance | |||
| Acceleration 0-80km/h (50mph) | |||
| Acceleration 0-60mph | 5.6 s | ||
| Acceleration 0-100km/h | 5.8 s | ||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | |||
| Standing kilometre | |||
| Maximum speed | 240 km/h (149 mph) | ||
| Power-to-weight ratio | Higher is better 174.75 PS/tonne (1000 kg) 0.17 PS/kg 128.53 kW/tonne (1000 kg) 0.13 kW/kg 172.36 bhp/tonne (1000 kg) 0.17 bhp/kg 0.08 bhp/lb |
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| Weight-to-power ratio | Lower is better 7.78 kg/kW 13 lb/bhp |
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| fuel consumption | |||
| Fuel consumption | 22.8/10.2/14.8 l/100km urban/extra-urban/combined | ||
| universal fuel consumption (calculated from the above) | |||
| litres/100km | 22.8/10.2/14.8 l/100km urban/extra-urban/combined | ||
| km/litre | 4.4/9.8/6.8 km/l urban/extra-urban/combined | ||
| UK MPG | 12.4/27.7/19.1 UK MPG urban/extra-urban/combined | ||
| US MPG | 10.3/23.1/15.9 US MPG urban/extra-urban/combined | ||
| Carbon dioxide emissions | 347.0 g/km NEDC | ||
| Carfolio Calculated CO2 ? | |||
| 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 | |||
| turns lock-to-lock | |||
| Turning circle | |||
| Front suspension | |||
| Rear suspension | |||
| Wheel size front | |||
| Wheel size rear | |||
| Tyres front | |||
| Tyres rear | |||
| Brakes F/R | VeDi/VeDi-S-ABS | ||
| Front brake diameter | |||
| Rear brake diameter | |||
| Braked area | |||
| Gearbox | 8 speed automatic | ||
| Top gear ratio | |||
| Final drive ratio | |||
| general | |||
| Carfolio.com ID | 266178 | ||
| Production total | |||
| Model code | |||
| RAC rating | 63.0 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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2012 Rolls-Royce Phantom Series II Drophead Coupé added 2012-03-06. Last modified 2020-02-02. |
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