The Comparative Analysis :
Porsche 911 Carrera Cabriolet 4 GTS (17 - 18) vs. Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (07 - 10)
€ 146,200
€ 450,700
€ 146,200
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 GTS is substantially smaller in every dimension. It's 108.1 cm shorter, 13.5 cm narrower and 28.8 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
1293
1852
1978
1581
1987
2187
1852 mm
Width
1987 mm
1978 mm
Width Incl. Mirrors
2187 mm
1293 mm
Height
1581 mm
2450
4528
3320
5609
4528 mm
Length
5609 mm
2450 mm
Wheelbase
3320 mm
Vehicle Weight
Porsche 911 Carrera Cabriolet 4 GTS
Rolls-Royce Phantom Drophead Coupé 6.8 V12
1640 kg
Kerb Weight
2620 kg
2000 kg
Gross Vehicle
Weight
Weight
3050 kg
Weight Difference:
980 kg
37.4 %
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 with two turbochargers (biturbo)
Engine Type
V12 petrol engine (naturally aspirated engine)
4
Valves
4
6
Cylinders
12
2981 CC
Engine Capacity
6749 CC
444 bhp
at 6500 rpm
Power
454 bhp
at 5350 rpm
Porsche 911 Carrera Cabriolet 4 GTS
444 bhp
454 bhp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
550 NM
at 2150 rpm
Max. Torque
720 NM
at 3500 rpm
Porsche 911 Carrera Cabriolet 4 GTS
550 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
191 mph
Maximum Speed
149 mph
4.1 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph
62
mph
mph
57 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
3.69 kg/bhp
Weight-to-Power Ratio
5.77 kg/bhp
Porsche 911 Carrera Cabriolet 4 GTS
3.69 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
29 mpg
combined
18 mpg
Porsche 911 Carrera Cabriolet 4 GTS
29 mpg
18 mpg
Rolls-Royce Phantom Drophead Coupé 6.8 V12
21 mpg
city
11 mpg
37 mpg
motorway
26 mpg
67 L
Fuel Tank Capacity
80 L
429 mi
Range
313 mi
Porsche 911 Carrera Cabriolet 4 GTS
429 mi
313 mi
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Environmental Impact
183.8 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 GTS
183.8 kWh
301.3 kWh
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Euro 6c (NEFZ) 36ZA-ZF
Emission Standard
Euro 4 III
220 g/km (NEFZ)
CO2 Emissions
385 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
360 kg
Maximum Payload
430 kg
125 L
Boot Capacity
315 L
No data
Boot Capacity (Seats Down)
No data
