The Comparative Analysis :

ALPINA B4 Bi-Turbo Coupé Switch-Tronic (14 - 17) vs. BMW 420d Coupé Steptronic (15 - 17)

€ 69,800
ALPINA B4 Bi-Turbo Coupé Switch-Tronic (14 - 17) ALPINA B4 Bi-Turbo Coupé
€ 43,000
 BMW 420d Coupé Steptronic (15 - 17) BMW 420d Coupé
€ 69,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,000

ⓘ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 width, but the ALPINA B4 Bi-Turbo Coupé is 0.1 inches longer and 0.2 inches lower.
ALPINA B4 Bi-Turbo Coupé
BMW 420d Coupé
54.1
Blueprint ALPINA B4 Bi-Turbo Coupé Switch-Tronic (14 - 17)
71.9
79.7
54.2
Blueprint BMW 420d Coupé Steptronic (15 - 17)
71.9
79.4
71.9 in
Width
71.9 in
79.7 in
Width Incl. Mirrors
79.4 in
54.1 in
Height
54.2 in
Blueprint ALPINA B4 Bi-Turbo Coupé Switch-Tronic (14 - 17)
110.6
182.7
Blueprint BMW 420d Coupé Steptronic (15 - 17)
110.6
182.6
182.7 in
Length
182.6 in
110.6 in
Wheelbase
110.6 in

Vehicle Weight

ALPINA B4 Bi-Turbo Coupé
BMW 420d Coupé
3726 lb
Curb Weight
3472 lb
4707 lb
Gross Vehicle
Weight
4453 lb
ALPINA B4 Bi-Turbo Coupé Switch-Tronic (14 - 17)
Weight Difference:
254 lb
6.82 %
BMW 420d Coupé Steptronic (15 - 17)

General

ALPINA B4 Bi-Turbo Coupé
BMW 420d Coupé
F32
Generation
F32
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Diesel
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

ALPINA B4 Bi-Turbo Coupé
BMW 420d Coupé
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-four diesel engine with tur­bo­charger
Engine Series
BMW B47
N55-R20
Engine Code
B47-D20
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
404 hp
at 5500 rpm
Power
187 hp
at 4000 rpm
ALPINA B4 Bi-Turbo Coupé
404 hp
187 hp
BMW 420d Coupé
443 lb‑ft
at 3000 rpm
Max. Torque
295 lb‑ft
at 1750 rpm
ALPINA B4 Bi-Turbo Coupé
443 lb‑ft
295 lb‑ft
BMW 420d Coupé

Performance

ALPINA B4 Bi-Turbo Coupé
BMW 420d Coupé
188 mph
Maximum Speed
144 mph
4.2 sec
Acceleration 0 to 62 mph
7.1 sec
62 mph 62
mph

190 ft
0.000 sec

ALPINA B4 Bi-Turbo Coupé

62 mph 62
mph

325 ft
0.000 sec

BMW 420d Coupé

▶ REPLAY
9.22 lb/hp
Weight-to-Power Ratio
18.57 lb/hp
ALPINA B4 Bi-Turbo Coupé
9.22 lb/hp
18.57 lb/hp
BMW 420d Coupé

Fuel Economy / Emissions

ALPINA B4 Bi-Turbo Coupé
BMW 420d Coupé
Fuel Economy
31 mpg
combined
59 mpg
ALPINA B4 Bi-Turbo Coupé
31 mpg
59 mpg
BMW 420d Coupé
23 mpg
city
50 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
15.1 gal
Kraftstoffanzeige
490 mi
Range
885 mi
ALPINA B4 Bi-Turbo Coupé
490 mi
885 mi
BMW 420d Coupé
Environmental Impact
144 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).
82.2 kWh
ALPINA B4 Bi-Turbo Coupé
144 kWh
82.2 kWh
BMW 420d Coupé
Euro 6b (NEFZ)
Emission Standard
Euro 6b (NEFZ)
285 g/mi (NEFZ)
CO2 Emissions
171 g/mi (NEFZ)

Practical Convenience

ALPINA B4 Bi-Turbo Coupé
BMW 420d Coupé
2
Doors
2
4
No. of Seats
4
981 lb
Maximum Payload
981 lb
12.6 cu ft
Trunk Volume
12.6 cu ft
No data
Cargo Volume (Seats Down)
No data