The Comparative Analysis :
Rolls-Royce Ghost Dawn 6.6 V12 Black Badge Automatic (17 - ..) vs. Porsche 911 Turbo Convertible (09 - 13)
€ 381,900
€ 161,700
€ 381,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 161,700
ⓘ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 32.9 inches longer, 3.7 inches wider and 8 inches taller than the Porsche 911 Turbo Convertible.
Rolls-Royce Ghost 6.6 V12
Porsche 911 Turbo Convertible
59.1
76.7
84.5
51.2
72.9
80.8
76.7 in
Width
72.9 in
84.5 in
Width Incl. Mirrors
80.8 in
59.1 in
Height
51.2 in
122.5
208.1
92.5
175.2
208.1 in
Length
175.2 in
122.5 in
Wheelbase
92.5 in
Vehicle Weight
Rolls-Royce Ghost 6.6 V12
Porsche 911 Turbo Convertible
5644 lb
Curb Weight
3792 lb
6195 lb
Gross Vehicle
Weight
Weight
4398 lb
Weight Difference:
1852 lb
32.81 %
General
Rolls-Royce Ghost 6.6 V12
Porsche 911 Turbo Convertible
RR6
Generation
997
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Rolls-Royce Ghost 6.6 V12
Porsche 911 Turbo Convertible
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
4
Valves
4
12
Cylinders
6
6.6 L / 323 cu in
Displacement
3.8 L / 186 cu in
593 hp
at 5250 rpm
Power
493 hp
at 6000 rpm
Rolls-Royce Ghost 6.6 V12
593 hp
493 hp
Porsche 911 Turbo Convertible
620 lb‑ft
at 1650 rpm
Max. Torque
479 lb‑ft
at 1950 rpm
Rolls-Royce Ghost 6.6 V12
620 lb‑ft
479 lb‑ft
Porsche 911 Turbo Convertible
Performance
Rolls-Royce Ghost 6.6 V12
Porsche 911 Turbo Convertible
155 mph
Maximum Speed
194 mph
4.9 sec
Acceleration 0 to 62 mph
3.8 sec
62 mph
62
mph
mph
223 ft
0.000 sec
Rolls-Royce Ghost 6.6 V12
62 mph
62
mph
mph
174 ft
0.000 sec
Porsche 911 Turbo Convertible
▶ REPLAY
9.52 lb/hp
Weight-to-Power Ratio
7.69 lb/hp
Rolls-Royce Ghost 6.6 V12
9.52 lb/hp
7.69 lb/hp
Porsche 911 Turbo Convertible
Fuel Economy / Emissions
Rolls-Royce Ghost 6.6 V12
Porsche 911 Turbo Convertible
Fuel Economy
16 mpg
combined
20 mpg
Rolls-Royce Ghost 6.6 V12
16 mpg
20 mpg
Porsche 911 Turbo Convertible
10 mpg
city
13 mpg
23 mpg
highway
28 mpg
21.9 gal
Fuel Tank Capacity
17.7 gal
351 mi
Range
356 mi
Rolls-Royce Ghost 6.6 V12
351 mi
356 mi
Porsche 911 Turbo Convertible
Environmental Impact
278.4 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).
221.6 kWh
Rolls-Royce Ghost 6.6 V12
278.4 kWh
221.6 kWh
Porsche 911 Turbo Convertible
Euro 6
Emission Standard
Euro 5
542 g/mi (NEFZ)
CO2 Emissions
443 g/mi (NEFZ)
Practical Convenience
Rolls-Royce Ghost 6.6 V12
Porsche 911 Turbo Convertible
2
Doors
2
4
No. of Seats
4
551 lb
Maximum Payload
606 lb
9.1 cu ft
Trunk Volume
3 cu ft
No data
Cargo Volume (Seats Down)
No data
