The Comparative Analysis :
Porsche 911 Carrera Cabriolet 4 GTS (14 - 15) vs. Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
€ 137,400
€ 465,600
€ 137,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 465,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Porsche 911 Carrera Cabriolet 4 GTS is substantially smaller in every dimension. It's 110.3 cm shorter, 13.5 cm narrower and 27.2 cm lower than the Rolls-Royce Phantom Drophead Coupé 6.8 V12.
Porsche 911 Carrera Cabriolet 4 GTS
Rolls-Royce Phantom Drophead Coupé 6.8 V12
1294
1852
1978
1566
1987
2187
1852 mm
Width
1987 mm
1978 mm
Width Incl. Mirrors
2187 mm
1294 mm
Height
1566 mm
2450
4509
3320
5612
4509 mm
Length
5612 mm
2450 mm
Wheelbase
3320 mm
Vehicle Weight
Porsche 911 Carrera Cabriolet 4 GTS
Rolls-Royce Phantom Drophead Coupé 6.8 V12
1615 kg
Kerb Weight
2620 kg
1935 kg
Gross Vehicle
Weight
Weight
3050 kg
Weight Difference:
1005 kg
38.36 %
General
Porsche 911 Carrera Cabriolet 4 GTS
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 manual transmission
Transmission
6-speed automatic transmission
Engine
Porsche 911 Carrera Cabriolet 4 GTS
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
3800 CC
Engine Capacity
6749 CC
424 bhp
at 7500 rpm
Power
454 bhp
at 5350 rpm
Porsche 911 Carrera Cabriolet 4 GTS
424 bhp
454 bhp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
440 NM
at 5750 rpm
Max. Torque
720 NM
at 3500 rpm
Porsche 911 Carrera Cabriolet 4 GTS
440 NM
720 NM
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Performance
Porsche 911 Carrera Cabriolet 4 GTS
Rolls-Royce Phantom Drophead Coupé 6.8 V12
188 mph
Maximum Speed
149 mph
4.6 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph
62
mph
mph
64 m
0.000 sec
Porsche 911 Carrera Cabriolet 4 GTS
62 mph
62
mph
mph
81 m
0.000 sec
Rolls-Royce Phantom Drophead Coupé 6.8 V12
▶ REPLAY
3.81 kg/bhp
Weight-to-Power Ratio
5.77 kg/bhp
Porsche 911 Carrera Cabriolet 4 GTS
3.81 kg/bhp
5.77 kg/bhp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy / Emissions
Porsche 911 Carrera Cabriolet 4 GTS
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy
28 mpg
combined
19 mpg
Porsche 911 Carrera Cabriolet 4 GTS
28 mpg
19 mpg
Rolls-Royce Phantom Drophead Coupé 6.8 V12
20 mpg
city
12 mpg
37 mpg
motorway
28 mpg
68 L
Fuel Tank Capacity
80 L
423 mi
Range
336 mi
Porsche 911 Carrera Cabriolet 4 GTS
423 mi
336 mi
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Environmental Impact
189.4 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).
280.3 kWh
Porsche 911 Carrera Cabriolet 4 GTS
189.4 kWh
280.3 kWh
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
235 g/km (NEFZ)
CO2 Emissions
347 g/km (NEFZ)
Practical Convenience
Porsche 911 Carrera Cabriolet 4 GTS
Rolls-Royce Phantom Drophead Coupé 6.8 V12
2
Doors
2
4
No. of Seats
4
320 kg
Maximum Payload
430 kg
125 L
Boot Capacity
315 L
No data
Boot Capacity (Seats Down)
No data
