The Comparative Analysis :
Porsche 911 Carrera Cabriolet 4 PDK (12 - 15) vs. Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (07 - 10)
€ 113,800
€ 450,700
€ 113,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 450,700
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Cabriolet 4 is substantially smaller in every dimension. It's 111.8 cm shorter, 13.5 cm narrower and 28.1 cm lower than the Rolls-Royce Phantom Drophead Coupé 6.8 V12.
Porsche 911 Carrera Cabriolet 4
Rolls-Royce Phantom Drophead Coupé 6.8 V12
1300
1852
1978
1581
1987
2187
1852 mm
Width
1987 mm
1978 mm
Width Incl. Mirrors
2187 mm
1300 mm
Height
1581 mm
2450
4491
3320
5609
4491 mm
Length
5609 mm
2450 mm
Wheelbase
3320 mm
Vehicle Weight
Porsche 911 Carrera Cabriolet 4
Rolls-Royce Phantom Drophead Coupé 6.8 V12
1595 kg
Kerb Weight
2620 kg
1920 kg
Gross Vehicle
Weight
Weight
3050 kg
Weight Difference:
1025 kg
39.12 %
General
Porsche 911 Carrera Cabriolet 4
Rolls-Royce Phantom Drophead Coupé 6.8 V12
991
Generation
RR2
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Permanent all-wheel drive
Drive
Rear-wheel drive
7-speed dual clutch transmission
Transmission
6-speed automatic transmission
Engine
Porsche 911 Carrera Cabriolet 4
Rolls-Royce Phantom Drophead Coupé 6.8 V12
6-cylinder boxer petrol engine (naturally aspirated engine)
Engine Type
V12 petrol engine (naturally aspirated engine)
4
Valves
4
6
Cylinders
12
3436 CC
Engine Capacity
6749 CC
345 bhp
at 7400 rpm
Power
454 bhp
at 5350 rpm
Porsche 911 Carrera Cabriolet 4
345 bhp
454 bhp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
390 NM
at 5600 rpm
Max. Torque
720 NM
at 3500 rpm
Porsche 911 Carrera Cabriolet 4
390 NM
720 NM
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Performance
Porsche 911 Carrera Cabriolet 4
Rolls-Royce Phantom Drophead Coupé 6.8 V12
174 mph
Maximum Speed
149 mph
4.9 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph
62
mph
mph
68 m
0.000 sec
Porsche 911 Carrera Cabriolet 4
62 mph
62
mph
mph
81 m
0.000 sec
Rolls-Royce Phantom Drophead Coupé 6.8 V12
▶ REPLAY
4.62 kg/bhp
Weight-to-Power Ratio
5.77 kg/bhp
Porsche 911 Carrera Cabriolet 4
4.62 kg/bhp
5.77 kg/bhp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy / Emissions
Porsche 911 Carrera Cabriolet 4
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy
32 mpg
combined
18 mpg
Porsche 911 Carrera Cabriolet 4
32 mpg
18 mpg
Rolls-Royce Phantom Drophead Coupé 6.8 V12
24 mpg
city
11 mpg
41 mpg
motorway
26 mpg
68 L
Fuel Tank Capacity
80 L
486 mi
Range
313 mi
Porsche 911 Carrera Cabriolet 4
486 mi
313 mi
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Environmental Impact
164.8 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).
301.3 kWh
Porsche 911 Carrera Cabriolet 4
164.8 kWh
301.3 kWh
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Euro 5 / Euro 6
Emission Standard
Euro 4 III
205 g/km (NEFZ)
CO2 Emissions
385 g/km (NEFZ)
Practical Convenience
Porsche 911 Carrera Cabriolet 4
Rolls-Royce Phantom Drophead Coupé 6.8 V12
2
Doors
2
4
No. of Seats
4
325 kg
Maximum Payload
430 kg
125 L
Boot Capacity
315 L
No data
Boot Capacity (Seats Down)
No data
