The Comparative Analysis :

BMW 640i Gran Coupé xDrive Steptronic (15 - 18) vs. ALPINA B6 Bi-Turbo Coupé Switch-Tronic (17 - 17)

€ 88,300
BMW 640i Gran Coupé xDrive Steptronic (15 - 18) BMW 640i Gran Coupé
€ 129,200
 ALPINA B6 Bi-Turbo Coupé Switch-Tronic (17 - 17) ALPINA B6 Bi-Turbo Coupé
€ 88,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 129,200

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

Vehicle Dimensions

The dimensions of these vehicles differ slightly. Both cars are the same width, but the BMW 640i Gran Coupé is 4.4 inches longer and 0.6 inches taller.
BMW 640i Gran Coupé
ALPINA B6 Bi-Turbo Coupé
54.8
Blueprint BMW 640i Gran Coupé xDrive Steptronic (15 - 18)
74.6
81.9
54.2
Blueprint ALPINA B6 Bi-Turbo Coupé Switch-Tronic (17 - 17)
74.6
82.4
74.6 in
Width
74.6 in
81.9 in
Width Incl. Mirrors
82.4 in
54.8 in
Height
54.2 in
Blueprint BMW 640i Gran Coupé xDrive Steptronic (15 - 18)
116.9
197.1
Blueprint ALPINA B6 Bi-Turbo Coupé Switch-Tronic (17 - 17)
112.4
192.7
197.1 in
Length
192.7 in
116.9 in
Wheelbase
112.4 in

Vehicle Weight

BMW 640i Gran Coupé
ALPINA B6 Bi-Turbo Coupé
4189 lb
Curb Weight
4277 lb
5357 lb
Gross Vehicle
Weight
5115 lb
BMW 640i Gran Coupé xDrive Steptronic (15 - 18)
Weight Difference:
88 lb
2.06 %
ALPINA B6 Bi-Turbo Coupé Switch-Tronic (17 - 17)

General

BMW 640i Gran Coupé
ALPINA B6 Bi-Turbo Coupé
F06
Generation
F13
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

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

Performance

BMW 640i Gran Coupé
ALPINA B6 Bi-Turbo Coupé
155 mph
Maximum Speed
205 mph
5.3 sec
Acceleration 0 to 62 mph
4.2 sec
62 mph 62
mph

243 ft
0.000 sec

BMW 640i Gran Coupé

62 mph 62
mph

190 ft
0.000 sec

ALPINA B6 Bi-Turbo Coupé

▶ REPLAY
13.26 lb/hp
Weight-to-Power Ratio
7.22 lb/hp
BMW 640i Gran Coupé
13.26 lb/hp
7.22 lb/hp
ALPINA B6 Bi-Turbo Coupé

Fuel Economy / Emissions

BMW 640i Gran Coupé
ALPINA B6 Bi-Turbo Coupé
Fuel Economy
29 mpg
combined
25 mpg
BMW 640i Gran Coupé
29 mpg
25 mpg
ALPINA B6 Bi-Turbo Coupé
21 mpg
city
18 mpg
No data
highway
No data
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
537 mi
Range
463 mi
BMW 640i Gran Coupé
537 mi
463 mi
ALPINA B6 Bi-Turbo Coupé
Environmental Impact
153.5 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).
178.2 kWh
BMW 640i Gran Coupé
153.5 kWh
178.2 kWh
ALPINA B6 Bi-Turbo Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
303 g/mi (NEFZ)
CO2 Emissions
352 g/mi (NEFZ)

Practical Convenience

BMW 640i Gran Coupé
ALPINA B6 Bi-Turbo Coupé
4
Doors
2
5
No. of Seats
4
1168 lb
Maximum Payload
838 lb
13 cu ft
Trunk Volume
13 cu ft
No data
Cargo Volume (Seats Down)
No data