The Comparative Analysis :
ALPINA B3 S Bi-Turbo Convertible Switch-Tronic (10 - 13) vs. BMW 440i Convertible xDrive Steptronic (16 - 17)
€ 70,600

€ 60,900

€ 70,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 60,900
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The ALPINA B3 S Bi-Turbo Convertible is a little smaller in every dimension. It's 0.6 inches shorter, 1.7 inches narrower and 0.6 inches lower than the BMW 440i Cabrio.
ALPINA B3 S Bi-Turbo Convertible
BMW 440i Cabrio
54.5
70.2
78
55.1
71.9
79.4
70.2 in
Width
71.9 in
78 in
Width Incl. Mirrors
79.4 in
54.5 in
Height
55.1 in
108.7
182
110.6
182.6
182 in
Length
182.6 in
108.7 in
Wheelbase
110.6 in
Vehicle Weight
ALPINA B3 S Bi-Turbo Convertible
BMW 440i Cabrio
4068 lb
Curb Weight
4244 lb
4806 lb
Gross Vehicle
Weight
Weight
5071 lb

Weight Difference:
176 lb
4.15 %

General
ALPINA B3 S Bi-Turbo Convertible
BMW 440i Cabrio
E93
Generation
F33
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded

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

6-speed automatic transmission
Transmission
8-speed automatic transmission
Engine
ALPINA B3 S Bi-Turbo Convertible
BMW 440i Cabrio
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six gasoline engine with turbocharger
Engine Series
BMW B58
N54-K30
Engine Code
B58-B30

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
395 hp
at 6000 rpm
Power
322 hp
at 5500 rpm
ALPINA B3 S Bi-Turbo Convertible
395 hp
322 hp
BMW 440i Cabrio
398 lb‑ft
at 4500 rpm
Max. Torque
332 lb‑ft
at 1380 rpm
ALPINA B3 S Bi-Turbo Convertible
398 lb‑ft
332 lb‑ft
BMW 440i Cabrio
Performance
ALPINA B3 S Bi-Turbo Convertible
BMW 440i Cabrio
185 mph
Maximum Speed
155 mph
4.9 sec
Acceleration 0 to 62 mph
5.4 sec
62 mph
62
mph
mph
223 ft
0.000 sec

ALPINA B3 S Bi-Turbo Convertible
62 mph
62
mph
mph
246 ft
0.000 sec

BMW 440i Cabrio
▶ REPLAY
10.3 lb/hp
Weight-to-Power Ratio
13.18 lb/hp
ALPINA B3 S Bi-Turbo Convertible
10.3 lb/hp
13.18 lb/hp
BMW 440i Cabrio
Fuel Economy / Emissions
ALPINA B3 S Bi-Turbo Convertible
BMW 440i Cabrio
Fuel Economy
24 mpg
combined
32 mpg
ALPINA B3 S Bi-Turbo Convertible
24 mpg
32 mpg
BMW 440i Cabrio
17 mpg
city
24 mpg
No data
highway
No data
16.6 gal
Fuel Tank Capacity
15.9 gal
403 mi
Range
511 mi
ALPINA B3 S Bi-Turbo Convertible
403 mi
511 mi
BMW 440i 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).
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 S Bi-Turbo Convertible
183.8 kWh
138.2 kWh
BMW 440i Cabrio
Euro 5
Emission Standard
Euro 6b (NEFZ)
362 g/mi (NEFZ)
CO2 Emissions
272 g/mi (NEFZ)
Practical Convenience
ALPINA B3 S Bi-Turbo Convertible
BMW 440i Cabrio
2
Doors
2
4
No. of Seats
4
739 lb
Maximum Payload
827 lb
9.9 cu ft
Trunk Volume
10.5 cu ft









No data
Cargo Volume (Seats Down)
No data