The Comparative Analysis :

ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18) vs. BMW 640i Convertible xDrive Automatic (13 - 13)

€ 137,200
ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18) ALPINA B6 Bi-Turbo Convertible
€ 87,300
 BMW 640i Convertible xDrive Automatic (13 - 13) BMW 640i Cabrio
€ 137,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 87,300

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

Vehicle Dimensions

Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same length and width, but the ALPINA B6 Bi-Turbo Convertible is 0.3 inches taller.
ALPINA B6 Bi-Turbo Convertible
BMW 640i Cabrio
54.1
Blueprint ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18)
74.6
82.4
53.7
Blueprint BMW 640i Convertible xDrive Automatic (13 - 13)
74.6
81.9
74.6 in
Width
74.6 in
82.4 in
Width Incl. Mirrors
81.9 in
54.1 in
Height
53.7 in
Blueprint ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18)
112.4
192.7
Blueprint BMW 640i Convertible xDrive Automatic (13 - 13)
112.4
192.7
192.7 in
Length
192.7 in
112.4 in
Wheelbase
112.4 in

Vehicle Weight

ALPINA B6 Bi-Turbo Convertible
BMW 640i Cabrio
4619 lb
Curb Weight
4376 lb
5357 lb
Gross Vehicle
Weight
5291 lb
ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18)
Weight Difference:
243 lb
5.26 %
BMW 640i Convertible xDrive Automatic (13 - 13)

General

ALPINA B6 Bi-Turbo Convertible
BMW 640i Cabrio
F12
Generation
F12
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

ALPINA B6 Bi-Turbo Convertible
BMW 640i Cabrio
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-six gasoline engine with tur­bo­charger
Engine Series
BMW N55
N63-B44
Engine Code
N55-B30
4
Valves
4
8
Cylinders
6
4.4 L / 215 cu in
Displacement
3 L / 147 cu in
592 hp
at 6000 rpm
Power
316 hp
at 5800 rpm
ALPINA B6 Bi-Turbo Convertible
592 hp
316 hp
BMW 640i Cabrio
590 lb‑ft
at 3500 rpm
Max. Torque
332 lb‑ft
at 1300 rpm
ALPINA B6 Bi-Turbo Convertible
590 lb‑ft
332 lb‑ft
BMW 640i Cabrio

Performance

ALPINA B6 Bi-Turbo Convertible
BMW 640i Cabrio
203 mph
Maximum Speed
155 mph
4.2 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph 62
mph

190 ft
0.000 sec

ALPINA B6 Bi-Turbo Convertible

62 mph 62
mph

246 ft
0.000 sec

BMW 640i Cabrio

▶ REPLAY
7.8 lb/hp
Weight-to-Power Ratio
13.85 lb/hp
ALPINA B6 Bi-Turbo Convertible
7.8 lb/hp
13.85 lb/hp
BMW 640i Cabrio

Fuel Economy / Emissions

ALPINA B6 Bi-Turbo Convertible
BMW 640i Cabrio
Fuel Economy
25 mpg
combined
29 mpg
ALPINA B6 Bi-Turbo Convertible
25 mpg
29 mpg
BMW 640i Cabrio
18 mpg
city
21 mpg
No data
highway
No data
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
453 mi
Range
531 mi
ALPINA B6 Bi-Turbo Convertible
453 mi
531 mi
BMW 640i Cabrio
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).
155.3 kWh
ALPINA B6 Bi-Turbo Convertible
181.9 kWh
155.3 kWh
BMW 640i Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 5
360 g/mi (NEFZ)
CO2 Emissions
309 g/mi (NEFZ)

Practical Convenience

ALPINA B6 Bi-Turbo Convertible
BMW 640i Cabrio
2
Doors
2
4
No. of Seats
4
739 lb
Maximum Payload
915 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data