The Comparative Analysis :
Rolls-Royce Phantom Coupé 6.8 V12 Automatic (10 - 17) vs. Porsche 911 Carrera Coupé S PDK (15 - 18)
€ 448,200
€ 115,600
€ 448,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 115,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The Rolls-Royce Phantom Coupé 6.8 V12 is substantially bigger in every dimension. It's 43.8 inches longer, 7 inches wider and 11.9 inches taller than the Porsche 911 Carrera Coupé S.
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 Carrera Coupé S
62.9
78.2
86.1
51
71.2
77.9
78.2 in
Width
71.2 in
86.1 in
Width Incl. Mirrors
77.9 in
62.9 in
Height
51 in
130.7
220.9
96.5
177.1
220.9 in
Length
177.1 in
130.7 in
Wheelbase
96.5 in
Vehicle Weight
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 Carrera Coupé S
5776 lb
Curb Weight
3384 lb
6724 lb
Gross Vehicle
Weight
Weight
4222 lb
Weight Difference:
2392 lb
41.41 %
General
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 Carrera Coupé S
RR3
Generation
991
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
7-speed dual clutch transmission
Engine
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 Carrera Coupé S
V12 gasoline engine (naturally aspirated engine)
Engine Type
6-cylinder boxer gasoline engine with two turbochargers (biturbo)
4
Valves
4
12
Cylinders
6
6.7 L / 328 cu in
Displacement
3 L / 147 cu in
454 hp
at 5350 rpm
Power
414 hp
at 6500 rpm
Rolls-Royce Phantom Coupé 6.8 V12
454 hp
414 hp
Porsche 911 Carrera Coupé S
531 lb‑ft
at 3500 rpm
Max. Torque
369 lb‑ft
at 1700 rpm
Rolls-Royce Phantom Coupé 6.8 V12
531 lb‑ft
369 lb‑ft
Porsche 911 Carrera Coupé S
Performance
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 Carrera Coupé S
155 mph
Maximum Speed
190 mph
5.8 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph
62
mph
mph
266 ft
0.000 sec
Rolls-Royce Phantom Coupé 6.8 V12
62 mph
62
mph
mph
187 ft
0.000 sec
Porsche 911 Carrera Coupé S
▶ REPLAY
12.72 lb/hp
Weight-to-Power Ratio
8.17 lb/hp
Rolls-Royce Phantom Coupé 6.8 V12
12.72 lb/hp
8.17 lb/hp
Porsche 911 Carrera Coupé S
Fuel Economy / Emissions
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 Carrera Coupé S
Fuel Economy
16 mpg
combined
31 mpg
Rolls-Royce Phantom Coupé 6.8 V12
16 mpg
31 mpg
Porsche 911 Carrera Coupé S
10 mpg
city
23 mpg
23 mpg
highway
37 mpg
26.4 gal
Fuel Tank Capacity
16.9 gal
420 mi
Range
516 mi
Rolls-Royce Phantom Coupé 6.8 V12
420 mi
516 mi
Porsche 911 Carrera Coupé S
Environmental Impact
280.3 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).
145.8 kWh
Rolls-Royce Phantom Coupé 6.8 V12
280.3 kWh
145.8 kWh
Porsche 911 Carrera Coupé S
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
558 g/mi (NEFZ)
CO2 Emissions
280 g/mi (NEFZ)
Practical Convenience
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 Carrera Coupé S
2
Doors
2
4
No. of Seats
4
948 lb
Maximum Payload
838 lb
11.2 cu ft
Trunk Volume
4.1 cu ft
No data
Cargo Volume (Seats Down)
No data
