The Comparative Analysis :
Rolls-Royce Phantom Coupé 6.8 V12 Automatic (10 - 17) vs. Porsche 911 GT3 (09 - 11)
€ 448,200

€ 121,800

€ 448,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 121,800
ⓘ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 114.7 cm longer, 17.9 cm wider and 31.8 cm taller than the Porsche 911 GT3.
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 GT3
1598
1987
2187
1280
1808
2008
1987 mm
Width
1808 mm
2187 mm
Width Incl. Mirrors
2008 mm
1598 mm
Height
1280 mm
3320
5612
2355
4465
5612 mm
Length
4465 mm
3320 mm
Wheelbase
2355 mm
Vehicle Weight
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 GT3
2620 kg
Kerb Weight
1470 kg
3050 kg
Gross Vehicle
Weight
Weight
1680 kg

Weight Difference:
1150 kg
43.89 %

General
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 GT3
RR3
Generation
997
Coupe
Car Body Style
Coupe
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

6-speed automatic transmission
Transmission
6-speed manual transmission
Engine
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 GT3
V12 petrol engine (naturally aspirated engine)
Engine Type
6-cylinder boxer petrol engine (naturally aspirated engine)
4
Valves
4
12
Cylinders
6
6749 CC
Engine Capacity
3797 CC
454 bhp
at 5350 rpm
Power
429 bhp
at 7600 rpm
Rolls-Royce Phantom Coupé 6.8 V12
454 bhp
429 bhp
Porsche 911 GT3
720 NM
at 3500 rpm
Max. Torque
430 NM
at 6250 rpm
Rolls-Royce Phantom Coupé 6.8 V12
720 NM
430 NM
Porsche 911 GT3
Performance
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 GT3
155 mph
Maximum Speed
194 mph
5.8 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph
62
mph
mph
81 m
0.000 sec

Rolls-Royce Phantom Coupé 6.8 V12
62 mph
62
mph
mph
57 m
0.000 sec

Porsche 911 GT3
▶ REPLAY
5.77 kg/bhp
Weight-to-Power Ratio
3.43 kg/bhp
Rolls-Royce Phantom Coupé 6.8 V12
5.77 kg/bhp
3.43 kg/bhp
Porsche 911 GT3
Fuel Economy / Emissions
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 GT3
Fuel Economy
19 mpg
combined
22 mpg
Rolls-Royce Phantom Coupé 6.8 V12
19 mpg
22 mpg
Porsche 911 GT3
12 mpg
city
14 mpg
28 mpg
motorway
32 mpg
100 L
Fuel Tank Capacity
67 L
420 mi
Range
325 mi
Rolls-Royce Phantom Coupé 6.8 V12
420 mi
325 mi
Porsche 911 GT3
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).
242.5 kWh
Rolls-Royce Phantom Coupé 6.8 V12
280.3 kWh
242.5 kWh
Porsche 911 GT3
Euro 6b (NEFZ)
Emission Standard
Euro 5
347 g/km (NEFZ)
CO2 Emissions
303 g/km (NEFZ)
Practical Convenience
Rolls-Royce Phantom Coupé 6.8 V12
Porsche 911 GT3
2
Doors
2
4
No. of Seats
4
430 kg
Maximum Payload
210 kg
395 L
Boot Capacity
105 L






No data
Boot Capacity (Seats Down)
No data