The Comparative Analysis :
ALPINA B6 Bi-Turbo Convertible Switch-Tronic (12 - 14) vs. Rolls-Royce Phantom Drophead Coupé 6.8 V12 Automatic (10 - 17)
€ 130,800
€ 465,600
€ 130,800
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 Bi-Turbo Convertible is substantially smaller in every dimension. It's 28.3 inches shorter, 3.7 inches narrower and 7.6 inches lower than the Rolls-Royce Phantom Drophead Coupé 6.8 V12.
ALPINA B6 Bi-Turbo Convertible
Rolls-Royce Phantom Drophead Coupé 6.8 V12
54.1
74.6
82.4
61.7
78.2
86.1
74.6 in
Width
78.2 in
82.4 in
Width Incl. Mirrors
86.1 in
54.1 in
Height
61.7 in
112.4
192.7
130.7
220.9
192.7 in
Length
220.9 in
112.4 in
Wheelbase
130.7 in
Vehicle Weight
ALPINA B6 Bi-Turbo Convertible
Rolls-Royce Phantom Drophead Coupé 6.8 V12
4619 lb
Curb Weight
5776 lb
5357 lb
Gross Vehicle
Weight
Weight
6724 lb
Weight Difference:
1157 lb
20.03 %
General
ALPINA B6 Bi-Turbo Convertible
Rolls-Royce Phantom Drophead Coupé 6.8 V12
F12
Generation
RR2
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
ALPINA B6 Bi-Turbo Convertible
Rolls-Royce Phantom Drophead Coupé 6.8 V12
V8 gasoline engine with two turbochargers (biturbo)
Engine Type
V12 gasoline engine (naturally aspirated engine)
N63-M10
Engine Code
4
Valves
4
8
Cylinders
12
4.4 L / 215 cu in
Displacement
6.7 L / 328 cu in
533 hp
at 5200 rpm
Power
454 hp
at 5350 rpm
ALPINA B6 Bi-Turbo Convertible
533 hp
454 hp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
538 lb‑ft
at 2800 rpm
Max. Torque
531 lb‑ft
at 3500 rpm
ALPINA B6 Bi-Turbo Convertible
538 lb‑ft
531 lb‑ft
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Performance
ALPINA B6 Bi-Turbo Convertible
Rolls-Royce Phantom Drophead Coupé 6.8 V12
197 mph
Maximum Speed
149 mph
4.4 sec
Acceleration 0 to 62 mph
5.8 sec
62 mph
62
mph
mph
200 ft
0.000 sec
ALPINA B6 Bi-Turbo Convertible
62 mph
62
mph
mph
266 ft
0.000 sec
Rolls-Royce Phantom Drophead Coupé 6.8 V12
▶ REPLAY
8.67 lb/hp
Weight-to-Power Ratio
12.72 lb/hp
ALPINA B6 Bi-Turbo Convertible
8.67 lb/hp
12.72 lb/hp
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy / Emissions
ALPINA B6 Bi-Turbo Convertible
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Fuel Economy
25 mpg
combined
16 mpg
ALPINA B6 Bi-Turbo Convertible
25 mpg
16 mpg
Rolls-Royce Phantom Drophead Coupé 6.8 V12
18 mpg
city
10 mpg
No data
highway
23 mpg
18.5 gal
Fuel Tank Capacity
21.1 gal
453 mi
Range
336 mi
ALPINA B6 Bi-Turbo Convertible
453 mi
336 mi
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Environmental Impact
181.9 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 Bi-Turbo Convertible
181.9 kWh
280.3 kWh
Rolls-Royce Phantom Drophead Coupé 6.8 V12
Euro 5
Emission Standard
Euro 6b (NEFZ)
360 g/mi (NEFZ)
CO2 Emissions
558 g/mi (NEFZ)
Practical Convenience
ALPINA B6 Bi-Turbo Convertible
Rolls-Royce Phantom Drophead Coupé 6.8 V12
2
Doors
2
4
No. of Seats
4
739 lb
Maximum Payload
948 lb
9.9 cu ft
Trunk Volume
8.9 cu ft
No data
Cargo Volume (Seats Down)
No data
