The Comparative Analysis :
Rolls-Royce Ghost Dawn 6.6 V12 Automatic (18 - ..) vs. Porsche 911 Carrera Convertible 4S (12 - 15)
€ 333,200
€ 125,000
€ 333,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 125,000
ⓘ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 31.3 inches longer, 3.7 inches wider and 8.2 inches taller than the Porsche 911 Carrera Convertible 4S.
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Convertible 4S
59.1
76.7
84.5
50.9
72.9
77.9
76.7 in
Width
72.9 in
84.5 in
Width Incl. Mirrors
77.9 in
59.1 in
Height
50.9 in
122.5
208.1
96.5
176.8
208.1 in
Length
176.8 in
122.5 in
Wheelbase
96.5 in
Vehicle Weight
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Convertible 4S
5644 lb
Curb Weight
3505 lb
6195 lb
Gross Vehicle
Weight
Weight
4266 lb
Weight Difference:
2138 lb
37.88 %
General
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Convertible 4S
RR6
Generation
991
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
7-speed manual transmission
Engine
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Convertible 4S
V12 gasoline engine with two turbochargers (biturbo)
Engine Type
6-cylinder boxer gasoline engine (naturally aspirated engine)
4
Valves
4
12
Cylinders
6
6.6 L / 323 cu in
Displacement
3.8 L / 186 cu in
562 hp
at 5250 rpm
Power
395 hp
at 7400 rpm
Rolls-Royce Ghost 6.6 V12
562 hp
395 hp
Porsche 911 Carrera Convertible 4S
605 lb‑ft
at 1500 rpm
Max. Torque
325 lb‑ft
at 5600 rpm
Rolls-Royce Ghost 6.6 V12
605 lb‑ft
325 lb‑ft
Porsche 911 Carrera Convertible 4S
Performance
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Convertible 4S
155 mph
Maximum Speed
184 mph
5 sec
Acceleration 0 to 62 mph
4.7 sec
62 mph
62
mph
mph
226 ft
0.000 sec
Rolls-Royce Ghost 6.6 V12
62 mph
62
mph
mph
213 ft
0.000 sec
Porsche 911 Carrera Convertible 4S
▶ REPLAY
10.04 lb/hp
Weight-to-Power Ratio
8.87 lb/hp
Rolls-Royce Ghost 6.6 V12
10.04 lb/hp
8.87 lb/hp
Porsche 911 Carrera Convertible 4S
Fuel Economy / Emissions
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Convertible 4S
Fuel Economy
15 mpg
combined
24 mpg
Rolls-Royce Ghost 6.6 V12
15 mpg
24 mpg
Porsche 911 Carrera Convertible 4S
10 mpg
city
16 mpg
19 mpg
highway
31 mpg
21.9 gal
Fuel Tank Capacity
18 gal
321 mi
Range
423 mi
Rolls-Royce Ghost 6.6 V12
321 mi
423 mi
Porsche 911 Carrera Convertible 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).
189.4 kWh
Rolls-Royce Ghost 6.6 V12
305 kWh
189.4 kWh
Porsche 911 Carrera Convertible 4S
Euro 6d-TEMP
Emission Standard
Euro 5 / Euro 6
591 g/mi (NEFZ)
CO2 Emissions
380 g/mi (NEFZ)
Practical Convenience
Rolls-Royce Ghost 6.6 V12
Porsche 911 Carrera Convertible 4S
2
Doors
2
4
No. of Seats
4
551 lb
Maximum Payload
761 lb
9.1 cu ft
Trunk Volume
3.5 cu ft
No data
Cargo Volume (Seats Down)
No data
