The Comparative Analysis :
ALPINA B6 Cabriolet Switch-Tronic (06 - 08) vs. Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
€ 129,100

€ 465,600

€ 129,100
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 ALPINA B6 Cabriolet is substantially smaller in every dimension. It's 79.2 cm shorter, 13.2 cm narrower and 19.5 cm lower than the Rolls-Royce Phantom Drophead Coupé 6.8 V12.
ALPINA B6 Cabriolet
Rolls-Royce Phantom Drophead Coupé 6.8 V12
1371
1855
2055
1566
1987
2187
1855 mm
Width
1987 mm
2055 mm
Width Incl. Mirrors
2187 mm
1371 mm
Height
1566 mm
2780
4820
3320
5612
4820 mm
Length
5612 mm
2780 mm
Wheelbase
3320 mm
Vehicle Weight
ALPINA B6 Cabriolet
Rolls-Royce Phantom Drophead Coupé 6.8 V12
2005 kg
Kerb Weight
2620 kg
2350 kg
Gross Vehicle
Weight
Weight
3050 kg

Weight Difference:
615 kg
23.47 %

General
ALPINA B6 Cabriolet
Rolls-Royce Phantom Drophead Coupé 6.8 V12
E64
Generation
RR2
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

6-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
ALPINA B6 Cabriolet
Rolls-Royce Phantom Drophead Coupé 6.8 V12
V8 petrol engine with centrifugal compressor
Engine Type
V12 petrol engine (naturally aspirated engine)
N62-B44
Engine Code
4
Valves
4
8
Cylinders
12
4398 CC
Engine Capacity
6749 CC
493 bhp
at 5500 rpm
Power
454 bhp
at 5350 rpm
ALPINA B6 Cabriolet
493 bhp
454 bhp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
700 NM
at 4250 rpm
Max. Torque
720 NM
at 3500 rpm
ALPINA B6 Cabriolet
700 NM
720 NM
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Performance
ALPINA B6 Cabriolet
Rolls-Royce Phantom Drophead Coupé 6.8 V12
193 mph
Maximum Speed
149 mph
4.9 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph
62
mph
mph
68 m
0.000 sec

ALPINA B6 Cabriolet
62 mph
62
mph
mph
81 m
0.000 sec

Rolls-Royce Phantom Drophead Coupé 6.8 V12
▶ REPLAY
4.07 kg/bhp
Weight-to-Power Ratio
5.77 kg/bhp
ALPINA B6 Cabriolet
4.07 kg/bhp
5.77 kg/bhp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy / Emissions
ALPINA B6 Cabriolet
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy
22 mpg
combined
19 mpg
ALPINA B6 Cabriolet
22 mpg
19 mpg
Rolls-Royce Phantom Drophead Coupé 6.8 V12
15 mpg
city
12 mpg
No data
motorway
28 mpg
70 L
Fuel Tank Capacity
80 L
340 mi
Range
336 mi
ALPINA B6 Cabriolet
340 mi
336 mi
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Environmental Impact
242.5 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
ALPINA B6 Cabriolet
242.5 kWh
280.3 kWh
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Euro 4
Emission Standard
Euro 6b (NEFZ)
306 g/km (NEFZ)
CO2 Emissions
347 g/km (NEFZ)
Practical Convenience
ALPINA B6 Cabriolet
Rolls-Royce Phantom Drophead Coupé 6.8 V12
2
Doors
2
4
No. of Seats
4
345 kg
Maximum Payload
430 kg
300 L
Boot Capacity
315 L







No data
Boot Capacity (Seats Down)
No data