The Comparative Analysis :

BMW M550i xDrive Steptronic (17 - 18) vs. ALPINA B5 Bi-Turbo Switch-Tronic (12 - 15)

€ 86,300
BMW M550i xDrive Steptronic (17 - 18) BMW M550i
€ 99,200
 ALPINA B5 Bi-Turbo Switch-Tronic (12 - 15) ALPINA B5 Bi-Turbo
€ 86,300
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 99,200

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

Vehicle Dimensions

The dimensions of these vehicles differ a little. Both cars are the same height, but the BMW M550i is 2.2 inches longer and 0.3 inches wider.
BMW M550i
ALPINA B5 Bi-Turbo
57.8
Blueprint BMW M550i xDrive Steptronic (17 - 18)
73.5
83.7
57.8
Blueprint ALPINA B5 Bi-Turbo Switch-Tronic (12 - 15)
73.2
81.1
73.5 in
Width
73.2 in
83.7 in
Width Incl. Mirrors
81.1 in
57.8 in
Height
57.8 in
Blueprint BMW M550i xDrive Steptronic (17 - 18)
117.1
195.4
Blueprint ALPINA B5 Bi-Turbo Switch-Tronic (12 - 15)
116.9
193.1
195.4 in
Length
193.1 in
117.1 in
Wheelbase
116.9 in

Vehicle Weight

BMW M550i
ALPINA B5 Bi-Turbo
4156 lb
Curb Weight
4398 lb
5423 lb
Gross Vehicle
Weight
5534 lb
BMW M550i xDrive Steptronic (17 - 18)
Weight Difference:
243 lb
5.52 %
ALPINA B5 Bi-Turbo Switch-Tronic (12 - 15)

General

BMW M550i
ALPINA B5 Bi-Turbo
G30
Generation
F10
Sedan
Car Body Style
Sedan
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 M550i
ALPINA B5 Bi-Turbo
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N63
Engine Series
N63-B44
Engine Code
N63-M20
4
Valves
4
8
Cylinders
8
4.4 L / 215 cu in
Displacement
4.4 L / 215 cu in
456 hp
at 5500 rpm
Power
533 hp
at 5200 rpm
BMW M550i
456 hp
533 hp
ALPINA B5 Bi-Turbo
479 lb‑ft
at 1800 rpm
Max. Torque
538 lb‑ft
at 2800 rpm
BMW M550i
479 lb‑ft
538 lb‑ft
ALPINA B5 Bi-Turbo

Performance

BMW M550i
ALPINA B5 Bi-Turbo
155 mph
Maximum Speed
198 mph
4 sec
Acceleration 0 to 62 mph
4.5 sec
62 mph 62
mph

184 ft
0.000 sec

BMW M550i

62 mph 62
mph

207 ft
0.000 sec

ALPINA B5 Bi-Turbo

▶ REPLAY
9.11 lb/hp
Weight-to-Power Ratio
8.25 lb/hp
BMW M550i
9.11 lb/hp
8.25 lb/hp
ALPINA B5 Bi-Turbo

Fuel Economy / Emissions

BMW M550i
ALPINA B5 Bi-Turbo
Fuel Economy
26 mpg
combined
25 mpg
BMW M550i
26 mpg
25 mpg
ALPINA B5 Bi-Turbo
19 mpg
city
18 mpg
No data
highway
No data
Kraftstoffanzeige
18 gal
Fuel Tank Capacity
18.5 gal
Kraftstoffanzeige
475 mi
Range
458 mi
BMW M550i
475 mi
458 mi
ALPINA B5 Bi-Turbo
Environmental Impact
168.7 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).
179.9 kWh
BMW M550i
168.7 kWh
179.9 kWh
ALPINA B5 Bi-Turbo
Euro 6c (NEFZ)
Emission Standard
Euro 5
328 g/mi (NEFZ)
CO2 Emissions
356 g/mi (NEFZ)

Practical Convenience

BMW M550i
ALPINA B5 Bi-Turbo
4
Doors
4
5
No. of Seats
5
1268 lb
Maximum Payload
1135 lb
15 cu ft
Trunk Volume
14.7 cu ft
No data
Cargo Volume (Seats Down)
No data