The Comparative Analysis :
BMW 640d Gran Coupé xDrive Steptronic (15 - 18) vs. ALPINA B6 Bi-Turbo Coupé Switch-Tronic (12 - 15)
€ 92,600
![BMW 640d Gran Coupé xDrive Steptronic (15 - 18)](graphbase/cars/cars_big_png/BMW_6er_F06-15.png)
€ 122,800
![ALPINA B6 Bi-Turbo Coupé Switch-Tronic (12 - 15)](graphbase/cars/cars_big/ALPINA_B6_F13.webp)
€ 92,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 122,800
ⓘ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 640d Gran Coupé is 4.4 inches longer and 0.6 inches taller.
BMW 640d Gran Coupé
ALPINA B6 Bi-Turbo Coupé
54.8
74.6
81.9
54.2
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
116.9
197.1
112.4
192.7
197.1 in
Length
192.7 in
116.9 in
Wheelbase
112.4 in
Vehicle Weight
BMW 640d Gran Coupé
ALPINA B6 Bi-Turbo Coupé
4288 lb
Curb Weight
4277 lb
5445 lb
Gross Vehicle
Weight
Weight
5115 lb
![BMW 640d Gran Coupé xDrive Steptronic (15 - 18)](graphbase/cars/cars_big_png/BMW_6er_F06-15.png)
Weight Difference:
11 lb
0.26 %
![ALPINA B6 Bi-Turbo Coupé Switch-Tronic (12 - 15)](graphbase/cars/cars_big_png/ALPINA_B6_F13.png)
General
BMW 640d Gran Coupé
ALPINA B6 Bi-Turbo Coupé
F06
Generation
F13
Coupe
Car Body Style
Coupe
Diesel
Fuel Type
Premium Unleaded
![](graphbase/drivetrain/AWD.png)
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
![](graphbase/drivetrain/RWD.png)
8-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
BMW 640d Gran Coupé
ALPINA B6 Bi-Turbo Coupé
Straight-six diesel engine with two turbochargers (biturbo)
Engine Type
V8 gasoline engine with two turbochargers (biturbo)
BMW N57
Engine Series
N57-D30
Engine Code
N63-M10
![](graphbase/engines/BMW_N57.png)
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4.4 L / 215 cu in
309 hp
at 4400 rpm
Power
533 hp
at 5200 rpm
BMW 640d Gran Coupé
309 hp
533 hp
ALPINA B6 Bi-Turbo Coupé
465 lb‑ft
at 1500 rpm
Max. Torque
538 lb‑ft
at 2800 rpm
BMW 640d Gran Coupé
465 lb‑ft
538 lb‑ft
ALPINA B6 Bi-Turbo Coupé
Performance
BMW 640d Gran Coupé
ALPINA B6 Bi-Turbo Coupé
155 mph
Maximum Speed
199 mph
5.2 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
236 ft
0.000 sec
![](graphbase/cars/cars_small_png/BMW_6er_F06-15.png)
BMW 640d Gran Coupé
62 mph
62
mph
mph
197 ft
0.000 sec
![](graphbase/cars/cars_small_png/ALPINA_B6_F13.png)
ALPINA B6 Bi-Turbo Coupé
▶ REPLAY
13.88 lb/hp
Weight-to-Power Ratio
8.02 lb/hp
BMW 640d Gran Coupé
13.88 lb/hp
8.02 lb/hp
ALPINA B6 Bi-Turbo Coupé
Fuel Economy / Emissions
BMW 640d Gran Coupé
ALPINA B6 Bi-Turbo Coupé
Fuel Economy
41 mpg
combined
25 mpg
BMW 640d Gran Coupé
41 mpg
25 mpg
ALPINA B6 Bi-Turbo Coupé
35 mpg
city
18 mpg
No data
highway
No data
18.5 gal
Fuel Tank Capacity
18.5 gal
750 mi
Range
463 mi
BMW 640d Gran Coupé
750 mi
463 mi
ALPINA B6 Bi-Turbo Coupé
Environmental Impact
119.3 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).
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 640d Gran Coupé
119.3 kWh
178.2 kWh
ALPINA B6 Bi-Turbo Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 5
246 g/mi (NEFZ)
CO2 Emissions
352 g/mi (NEFZ)
Practical Convenience
BMW 640d Gran Coupé
ALPINA B6 Bi-Turbo Coupé
4
Doors
2
5
No. of Seats
4
1157 lb
Maximum Payload
838 lb
13 cu ft
Trunk Volume
13 cu ft
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KB.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KL.png)
![](graphbase/koffer/KM.png)
![](graphbase/koffer/KB.png)
No data
Cargo Volume (Seats Down)
No data