The Comparative Analysis :
Porsche 911 Carrera Convertible (15 - 18) vs. Rolls-Royce Ghost Dawn 6.6 V12 Automatic (16 - 18)
€ 111,000

€ 333,200

€ 111,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 333,200
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Convertible is substantially smaller in every dimension. It's 30.9 inches shorter, 5.5 inches narrower and 8.4 inches lower than the Rolls-Royce Ghost 6.6 V12.
Porsche 911 Carrera Convertible
Rolls-Royce Ghost 6.6 V12
50.7
71.2
77.9
59.1
76.7
84.5
71.2 in
Width
76.7 in
77.9 in
Width Incl. Mirrors
84.5 in
50.7 in
Height
59.1 in
96.5
177.1
122.5
208.1
177.1 in
Length
208.1 in
96.5 in
Wheelbase
122.5 in
Vehicle Weight
Porsche 911 Carrera Convertible
Rolls-Royce Ghost 6.6 V12
3472 lb
Curb Weight
5644 lb
4244 lb
Gross Vehicle
Weight
Weight
6195 lb

Weight Difference:
2172 lb
38.48 %

General
Porsche 911 Carrera Convertible
Rolls-Royce Ghost 6.6 V12
991
Generation
RR6
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

7-speed manual transmission
Transmission
8-speed automatic transmission
Engine
Porsche 911 Carrera Convertible
Rolls-Royce Ghost 6.6 V12
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
Engine Type
V12 gasoline engine with two turbochargers (biturbo)
4
Valves
4
6
Cylinders
12
3 L / 147 cu in
Displacement
6.6 L / 323 cu in
365 hp
at 6500 rpm
Power
562 hp
at 5600 rpm
Porsche 911 Carrera Convertible
365 hp
562 hp
Rolls-Royce Ghost 6.6 V12
332 lb‑ft
at 1700 rpm
Max. Torque
575 lb‑ft
at 1400 rpm
Porsche 911 Carrera Convertible
332 lb‑ft
575 lb‑ft
Rolls-Royce Ghost 6.6 V12
Performance
Porsche 911 Carrera Convertible
Rolls-Royce Ghost 6.6 V12
181 mph
Maximum Speed
155 mph
4.8 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
220 ft
0.000 sec

Porsche 911 Carrera Convertible
62 mph
62
mph
mph
223 ft
0.000 sec

Rolls-Royce Ghost 6.6 V12
▶ REPLAY
9.51 lb/hp
Weight-to-Power Ratio
10.04 lb/hp
Porsche 911 Carrera Convertible
9.51 lb/hp
10.04 lb/hp
Rolls-Royce Ghost 6.6 V12
Fuel Economy / Emissions
Porsche 911 Carrera Convertible
Rolls-Royce Ghost 6.6 V12
Fuel Economy
28 mpg
combined
16 mpg
Porsche 911 Carrera Convertible
28 mpg
16 mpg
Rolls-Royce Ghost 6.6 V12
20 mpg
city
11 mpg
36 mpg
highway
24 mpg
16.9 gal
Fuel Tank Capacity
21.9 gal
468 mi
Range
358 mi
Porsche 911 Carrera Convertible
468 mi
358 mi
Rolls-Royce Ghost 6.6 V12
Environmental Impact
161.1 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).
272.8 kWh
Porsche 911 Carrera Convertible
161.1 kWh
272.8 kWh
Rolls-Royce Ghost 6.6 V12
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 6b (NEFZ)
314 g/mi (NEFZ)
CO2 Emissions
531 g/mi (NEFZ)
Practical Convenience
Porsche 911 Carrera Convertible
Rolls-Royce Ghost 6.6 V12
2
Doors
2
4
No. of Seats
4
772 lb
Maximum Payload
551 lb
4.1 cu ft
Trunk Volume
9.1 cu ft





No data
Cargo Volume (Seats Down)
No data