The Comparative Analysis :

Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17) vs. Porsche 911 Targa 4S (17 - 18)

€ 465,600
Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17) Rolls-Royce Phantom Drophead Coupé 6.8 V12
€ 143,100
 Porsche 911 Targa 4S (17 - 18) Porsche 911 Targa 4S
€ 465,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 143,100

ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info

Vehicle Dimensions

The Rolls-Royce Phantom Drophead Coupé 6.8 V12 is substantially bigger in every dimension. It's 43.8 inches longer, 5.3 inches wider and 10.7 inches taller than the Porsche 911 Targa 4S.
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Porsche 911 Targa 4S
61.7
Blueprint Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
78.2
86.1
50.9
Blueprint Porsche 911 Targa 4S (17 - 18)
72.9
77.9
78.2 in
Width
72.9 in
86.1 in
Width Incl. Mirrors
77.9 in
61.7 in
Height
50.9 in
Blueprint Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
130.7
220.9
Blueprint Porsche 911 Targa 4S (17 - 18)
96.5
177.1
220.9 in
Length
177.1 in
130.7 in
Wheelbase
96.5 in

Vehicle Weight

Rolls-Royce Phantom Drophead Coupé 6.8 V12
Porsche 911 Targa 4S
5776 lb
Curb Weight
3649 lb
6724 lb
Gross Vehicle
Weight
4464 lb
Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
Weight Difference:
2127 lb
36.82 %
Porsche 911 Targa 4S (17 - 18)

General

Rolls-Royce Phantom Drophead Coupé 6.8 V12
Porsche 911 Targa 4S
RR2
Generation
991
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
6-speed automatic transmission
Transmission
7-speed manual transmission

Engine

Rolls-Royce Phantom Drophead Coupé 6.8 V12
Porsche 911 Targa 4S
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
444 hp
at 6500 rpm
Rolls-Royce Phantom Drophead Coupé 6.8 V12
454 hp
444 hp
Porsche 911 Targa 4S
531 lb‑ft
at 3500 rpm
Max. Torque
406 lb‑ft
at 2150 rpm
Rolls-Royce Phantom Drophead Coupé 6.8 V12
531 lb‑ft
406 lb‑ft
Porsche 911 Targa 4S

Performance

Rolls-Royce Phantom Drophead Coupé 6.8 V12
Porsche 911 Targa 4S
149 mph
Maximum Speed
191 mph
5.8 sec
Acceleration 0 to 62 mph
4.1 sec
62 mph 62
mph

266 ft
0.000 sec

Rolls-Royce Phantom Drophead Coupé 6.8 V12

62 mph 62
mph

187 ft
0.000 sec

Porsche 911 Targa 4S

▶ REPLAY
12.72 lb/hp
Weight-to-Power Ratio
8.22 lb/hp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
12.72 lb/hp
8.22 lb/hp
Porsche 911 Targa 4S

Fuel Economy / Emissions

Rolls-Royce Phantom Drophead Coupé 6.8 V12
Porsche 911 Targa 4S
Fuel Economy
16 mpg
combined
24 mpg
Rolls-Royce Phantom Drophead Coupé 6.8 V12
16 mpg
24 mpg
Porsche 911 Targa 4S
10 mpg
city
18 mpg
23 mpg
highway
31 mpg
Kraftstoffanzeige
21.1 gal
Fuel Tank Capacity
18 gal
Kraftstoffanzeige
336 mi
Range
436 mi
Rolls-Royce Phantom Drophead Coupé 6.8 V12
336 mi
436 mi
Porsche 911 Targa 4S
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).
183.8 kWh
Rolls-Royce Phantom Drophead Coupé 6.8 V12
280.3 kWh
183.8 kWh
Porsche 911 Targa 4S
Euro 6b (NEFZ)
Emission Standard
Euro 6c (NEFZ) 36ZA-ZF
558 g/mi (NEFZ)
CO2 Emissions
354 g/mi (NEFZ)

Practical Convenience

Rolls-Royce Phantom Drophead Coupé 6.8 V12
Porsche 911 Targa 4S
2
Doors
2
4
No. of Seats
4
948 lb
Maximum Payload
816 lb
8.9 cu ft
Trunk Volume
3.5 cu ft
No data
Cargo Volume (Seats Down)
No data