The Comparative Analysis :
BMW 318i Coupé (10 - 13) vs. ALPINA B4 Bi-Turbo Coupé AWD Switch-Tronic (14 - 17)
€ 31,700

€ 72,700

€ 31,700
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 72,700
ⓘ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. The BMW 318i Coupé is 1.1 inches shorter, 1.7 inches narrower and 0.9 inches taller than the ALPINA B4 Bi-Turbo Coupé.
BMW 318i Coupé
ALPINA B4 Bi-Turbo Coupé
54.9
70.2
78.1
54.1
71.9
79.7
70.2 in
Width
71.9 in
78.1 in
Width Incl. Mirrors
79.7 in
54.9 in
Height
54.1 in
108.7
181.6
110.6
182.7
181.6 in
Length
182.7 in
108.7 in
Wheelbase
110.6 in
Vehicle Weight
BMW 318i Coupé
ALPINA B4 Bi-Turbo Coupé
3164 lb
Curb Weight
3869 lb
3990 lb
Gross Vehicle
Weight
Weight
4850 lb

Weight Difference:
705 lb
18.22 %

General
BMW 318i Coupé
ALPINA B4 Bi-Turbo Coupé
E92
Generation
F32
Coupe
Car Body Style
Coupe
Premium Unleaded
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)

6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
BMW 318i Coupé
ALPINA B4 Bi-Turbo Coupé
Straight-four gasoline engine (naturally aspirated engine)
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
BMW N43
Engine Series
N43-B20
Engine Code
N55-R20

4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
141 hp
at 6000 rpm
Power
404 hp
at 5500 rpm
BMW 318i Coupé
141 hp
404 hp
ALPINA B4 Bi-Turbo Coupé
140 lb‑ft
at 4250 rpm
Max. Torque
443 lb‑ft
at 3000 rpm
BMW 318i Coupé
140 lb‑ft
443 lb‑ft
ALPINA B4 Bi-Turbo Coupé
Performance
BMW 318i Coupé
ALPINA B4 Bi-Turbo Coupé
130 mph
Maximum Speed
188 mph
9.1 sec
Acceleration 0 to 62 mph
4 sec
62 mph
62
mph
mph
413 ft
0.000 sec

BMW 318i Coupé
62 mph
62
mph
mph
184 ft
0.000 sec

ALPINA B4 Bi-Turbo Coupé
▶ REPLAY
22.44 lb/hp
Weight-to-Power Ratio
9.58 lb/hp
BMW 318i Coupé
22.44 lb/hp
9.58 lb/hp
ALPINA B4 Bi-Turbo Coupé
Fuel Economy / Emissions
BMW 318i Coupé
ALPINA B4 Bi-Turbo Coupé
Fuel Economy
37 mpg
combined
30 mpg
BMW 318i Coupé
37 mpg
30 mpg
ALPINA B4 Bi-Turbo Coupé
29 mpg
city
22 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
15.9 gal
621 mi
Range
472 mi
BMW 318i Coupé
621 mi
472 mi
ALPINA B4 Bi-Turbo Coupé
Environmental Impact
119.4 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).
149.7 kWh
BMW 318i Coupé
119.4 kWh
149.7 kWh
ALPINA B4 Bi-Turbo Coupé
Euro 5
Emission Standard
Euro 6b (NEFZ)
235 g/mi (NEFZ)
CO2 Emissions
295 g/mi (NEFZ)
Practical Convenience
BMW 318i Coupé
ALPINA B4 Bi-Turbo Coupé
2
Doors
2
4
No. of Seats
4
827 lb
Maximum Payload
981 lb
12.5 cu ft
Trunk Volume
12.6 cu ft








No data
Cargo Volume (Seats Down)
No data