The Comparative Analysis :
Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..) vs. Porsche 911 Carrera Cabriolet 4S PDK (08 - 12)
€ 333,200

€ 120,200

€ 333,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 120,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Rolls-Royce Ghost 6.6 V12 is substantially bigger in every dimension. It's 85 cm longer, 9.5 cm wider and 20.2 cm taller than the Porsche 911 Carrera Cabriolet 4S.
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Cabriolet 4S
1502
1947
2147
1300
1852
2052
1947 mm
Width
1852 mm
2147 mm
Width Incl. Mirrors
2052 mm
1502 mm
Height
1300 mm
3112
5285
2350
4435
5285 mm
Length
4435 mm
3112 mm
Wheelbase
2350 mm
Vehicle Weight
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Cabriolet 4S
2560 kg
Kerb Weight
1670 kg
2810 kg
Gross Vehicle
Weight
Weight
1970 kg

Weight Difference:
890 kg
34.77 %

General
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Cabriolet 4S
RR6
Generation
997
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Permanent all-wheel drive

8-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Cabriolet 4S
V12 petrol engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
4
Valves
4
12
Cylinders
6
6592 CC
Engine Capacity
3800 CC
562 bhp
at 5250 rpm
Power
380 bhp
at 6500 rpm
Rolls-Royce Ghost 6.6 V12
562 bhp
380 bhp
Porsche 911 Carrera Cabriolet 4S
820 NM
at 1500 rpm
Max. Torque
420 NM
at 4400 rpm
Rolls-Royce Ghost 6.6 V12
820 NM
420 NM
Porsche 911 Carrera Cabriolet 4S
Performance
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Cabriolet 4S
155 mph
Maximum Speed
183 mph
5 sec
Acceleration 0 to 62 mph
4.7 sec
62 mph
62
mph
mph
69 m
0.000 sec

Rolls-Royce Ghost 6.6 V12
62 mph
62
mph
mph
65 m
0.000 sec

Porsche 911 Carrera Cabriolet 4S
▶ REPLAY
4.56 kg/bhp
Weight-to-Power Ratio
4.39 kg/bhp
Rolls-Royce Ghost 6.6 V12
4.56 kg/bhp
4.39 kg/bhp
Porsche 911 Carrera Cabriolet 4S
Fuel Economy / Emissions
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Cabriolet 4S
Fuel Economy
18 mpg
combined
26 mpg
Rolls-Royce Ghost 6.6 V12
18 mpg
26 mpg
Porsche 911 Carrera Cabriolet 4S
13 mpg
city
18 mpg
23 mpg
motorway
38 mpg
83 L
Fuel Tank Capacity
67 L
321 mi
Range
389 mi
Rolls-Royce Ghost 6.6 V12
321 mi
389 mi
Porsche 911 Carrera Cabriolet 4S
Environmental Impact
305 kWh
Total Energy Consumption
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
per 100 miles ⓘThe total energy consumption per 100 miles is the amount of energy consumed by a vehicle when burning fuel or using electricity per 100 miles (final energy), and the energy required to produce the appropriate amount of fuel or electricity (primary energy).
202.8 kWh
Rolls-Royce Ghost 6.6 V12
305 kWh
202.8 kWh
Porsche 911 Carrera Cabriolet 4S
Euro 6d-TEMP
Emission Standard
Euro 5
367 g/km (NEFZ)
CO2 Emissions
251 g/km (NEFZ)
Practical Convenience
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Cabriolet 4S
2
Doors
2
4
No. of Seats
4
250 kg
Maximum Payload
300 kg
321 L
Boot Capacity
105 L





No data
Boot Capacity (Seats Down)
No data