The Comparative Analysis :

ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10) vs. BMW 320i Convertible Automatic (07 - 10)

€ 67,800
ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10) ALPINA B3 Bi-Turbo Convertible
€ 43,300
 BMW 320i Convertible Automatic (07 - 10) BMW 320i Cabrio
€ 67,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 43,300

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

Vehicle Dimensions

The dimensions of the ALPINA B3 Bi-Turbo Convertible and the BMW 320i Cabrio are absolutely identical. Both are 180.3 inches long, 70.2 inches wide and 54.5 inches tall.
ALPINA B3 Bi-Turbo Convertible
BMW 320i Cabrio
54.5
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
70.2
78
54.5
Blueprint BMW 320i Convertible Automatic (07 - 10)
70.2
78.1
70.2 in
Width
70.2 in
78 in
Width Incl. Mirrors
78.1 in
54.5 in
Height
54.5 in
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
108.7
180.3
Blueprint BMW 320i Convertible Automatic (07 - 10)
108.7
180.3
180.3 in
Length
180.3 in
108.7 in
Wheelbase
108.7 in

Vehicle Weight

ALPINA B3 Bi-Turbo Convertible
BMW 320i Cabrio
4068 lb
Curb Weight
3748 lb
4850 lb
Gross Vehicle
Weight
4530 lb
ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
Weight Difference:
320 lb
7.87 %
BMW 320i Convertible Automatic (07 - 10)

General

ALPINA B3 Bi-Turbo Convertible
BMW 320i Cabrio
E93
Generation
E93
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed automatic transmission
Transmission
6-speed automatic transmission

Engine

ALPINA B3 Bi-Turbo Convertible
BMW 320i Cabrio
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-four gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Series
BMW N43
N54-K20
Engine Code
N43-B20
4
Valves
4
6
Cylinders
4
3 L / 147 cu in
Displacement
2 L / 98 cu in
355 hp
at 5500 rpm
Power
168 hp
at 6700 rpm
ALPINA B3 Bi-Turbo Convertible
355 hp
168 hp
BMW 320i Cabrio
369 lb‑ft
at 3800 rpm
Max. Torque
155 lb‑ft
at 4250 rpm
ALPINA B3 Bi-Turbo Convertible
369 lb‑ft
155 lb‑ft
BMW 320i Cabrio

Performance

ALPINA B3 Bi-Turbo Convertible
BMW 320i Cabrio
174 mph
Maximum Speed
140 mph
5 sec
Acceleration 0 to 62 mph
9.8 sec
62 mph 62
mph

226 ft
0.000 sec

ALPINA B3 Bi-Turbo Convertible

62 mph 62
mph

446 ft
0.000 sec

BMW 320i Cabrio

▶ REPLAY
11.46 lb/hp
Weight-to-Power Ratio
22.31 lb/hp
ALPINA B3 Bi-Turbo Convertible
11.46 lb/hp
22.31 lb/hp
BMW 320i Cabrio

Fuel Economy / Emissions

ALPINA B3 Bi-Turbo Convertible
BMW 320i Cabrio
Fuel Economy
24 mpg
combined
32 mpg
ALPINA B3 Bi-Turbo Convertible
24 mpg
32 mpg
BMW 320i Cabrio
17 mpg
city
24 mpg
No data
highway
No data
Kraftstoffanzeige
16.6 gal
Fuel Tank Capacity
16.6 gal
Kraftstoffanzeige
403 mi
Range
536 mi
ALPINA B3 Bi-Turbo Convertible
403 mi
536 mi
BMW 320i Cabrio
Environmental Impact
183.8 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).
138.2 kWh
ALPINA B3 Bi-Turbo Convertible
183.8 kWh
138.2 kWh
BMW 320i Cabrio
Euro 4
Emission Standard
Euro 5
381 g/mi (NEFZ)
CO2 Emissions
272 g/mi (NEFZ)

Practical Convenience

ALPINA B3 Bi-Turbo Convertible
BMW 320i Cabrio
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
783 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data