The Comparative Analysis :

BMW 320si (06 - 07) vs. ALPINA B3 S Bi-Turbo AWD Switch-Tronic (18 - 18)

€ 33,000
BMW 320si (06 - 07) BMW 320si
€ 75,800
 ALPINA B3 S Bi-Turbo AWD Switch-Tronic (18 - 18) ALPINA B3 S Bi-Turbo
€ 33,000
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 75,800

ⓘ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. The BMW 320si is 4.4 inches shorter, 0.2 inches wider and 0.4 inches lower than the ALPINA B3 S Bi-Turbo.
BMW 320si
ALPINA B3 S Bi-Turbo
55.9
Blueprint BMW 320si (06 - 07)
71.5
78.3
56.3
Blueprint ALPINA B3 S Bi-Turbo AWD Switch-Tronic (18 - 18)
71.3
79.2
71.5 in
Width
71.3 in
78.3 in
Width Incl. Mirrors
79.2 in
55.9 in
Height
56.3 in
Blueprint BMW 320si (06 - 07)
108.7
178
Blueprint ALPINA B3 S Bi-Turbo AWD Switch-Tronic (18 - 18)
110.6
182.4
178 in
Length
182.4 in
108.7 in
Wheelbase
110.6 in

Vehicle Weight

BMW 320si
ALPINA B3 S Bi-Turbo
3075 lb
Curb Weight
3924 lb
4057 lb
Gross Vehicle
Weight
4971 lb
BMW 320si (06 - 07)
Weight Difference:
849 lb
21.63 %
ALPINA B3 S Bi-Turbo AWD Switch-Tronic (18 - 18)

General

BMW 320si
ALPINA B3 S Bi-Turbo
E90
Generation
F30
Sedan
Car Body Style
Sedan
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 320si
ALPINA B3 S Bi-Turbo
Straight-four gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N45
Engine Series
N45-B20
Engine Code
N55-B30
4
Valves
4
4
Cylinders
6
2 L / 98 cu in
Displacement
3 L / 147 cu in
171 hp
at 7000 rpm
Power
434 hp
at 5500 rpm
BMW 320si
171 hp
434 hp
ALPINA B3 S Bi-Turbo
148 lb‑ft
at 4250 rpm
Max. Torque
487 lb‑ft
at 3000 rpm
BMW 320si
148 lb‑ft
487 lb‑ft
ALPINA B3 S Bi-Turbo

Performance

BMW 320si
ALPINA B3 S Bi-Turbo
140 mph
Maximum Speed
187 mph
8.1 sec
Acceleration 0 to 62 mph
4 sec
62 mph 62
mph

371 ft
0.000 sec

BMW 320si

62 mph 62
mph

184 ft
0.000 sec

ALPINA B3 S Bi-Turbo

▶ REPLAY
17.98 lb/hp
Weight-to-Power Ratio
9.04 lb/hp
BMW 320si
17.98 lb/hp
9.04 lb/hp
ALPINA B3 S Bi-Turbo

Fuel Economy / Emissions

BMW 320si
ALPINA B3 S Bi-Turbo
Fuel Economy
26 mpg
combined
26 mpg
BMW 320si
26 mpg
26 mpg
ALPINA B3 S Bi-Turbo
18 mpg
city
19 mpg
No data
highway
No data
Kraftstoffanzeige
16.6 gal
Fuel Tank Capacity
15.9 gal
Kraftstoffanzeige
440 mi
Range
405 mi
BMW 320si
440 mi
405 mi
ALPINA B3 S 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).
174.3 kWh
BMW 320si
168.7 kWh
174.3 kWh
ALPINA B3 S Bi-Turbo
Euro 4
Emission Standard
Euro 6d-TEMP (WLTP)
344 g/mi (NEFZ)
CO2 Emissions
336 g/mi (NEFZ)

Practical Convenience

BMW 320si
ALPINA B3 S Bi-Turbo
4
Doors
4
5
No. of Seats
5
981 lb
Maximum Payload
1047 lb
13 cu ft
Trunk Volume
13.6 cu ft
No data
Cargo Volume (Seats Down)
No data