The Comparative Analysis :

BMW 440i Convertible xDrive Steptronic (17 - ..) vs. ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)

€ 68,400
BMW 440i Convertible xDrive Steptronic (17 - ..) BMW 440i Cabrio
€ 67,800
 ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10) ALPINA B3 Bi-Turbo Convertible
€ 68,400
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 67,800

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

Vehicle Dimensions

The BMW 440i Cabrio is slightly bigger in every dimension. It's 2.3 inches longer, 1.7 inches wider and 0.6 inches taller than the ALPINA B3 Bi-Turbo Convertible.
BMW 440i Cabrio
ALPINA B3 Bi-Turbo Convertible
55.1
Blueprint BMW 440i Convertible xDrive Steptronic (17 - ..)
71.9
79.4
54.5
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
70.2
78
71.9 in
Width
70.2 in
79.4 in
Width Incl. Mirrors
78 in
55.1 in
Height
54.5 in
Blueprint BMW 440i Convertible xDrive Steptronic (17 - ..)
110.6
182.6
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
108.7
180.3
182.6 in
Length
180.3 in
110.6 in
Wheelbase
108.7 in

Vehicle Weight

BMW 440i Cabrio
ALPINA B3 Bi-Turbo Convertible
4244 lb
Curb Weight
4068 lb
5071 lb
Gross Vehicle
Weight
4850 lb
BMW 440i Convertible xDrive Steptronic (17 - ..)
Weight Difference:
176 lb
4.15 %
ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)

General

BMW 440i Cabrio
ALPINA B3 Bi-Turbo Convertible
F33
Generation
E93
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Permanent all-wheel drive (AWD)
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
6-speed automatic transmission

Engine

BMW 440i Cabrio
ALPINA B3 Bi-Turbo Convertible
Straight-six gasoline engine with tur­bo­charger
Engine Type
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
BMW B58
Engine Series
B58-B30
Engine Code
N54-K20
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
322 hp
at 5500 rpm
Power
355 hp
at 5500 rpm
BMW 440i Cabrio
322 hp
355 hp
ALPINA B3 Bi-Turbo Convertible
332 lb‑ft
at 1380 rpm
Max. Torque
369 lb‑ft
at 3800 rpm
BMW 440i Cabrio
332 lb‑ft
369 lb‑ft
ALPINA B3 Bi-Turbo Convertible

Performance

BMW 440i Cabrio
ALPINA B3 Bi-Turbo Convertible
155 mph
Maximum Speed
174 mph
5.4 sec
Acceleration 0 to 62 mph
5 sec
62 mph 62
mph

246 ft
0.000 sec

BMW 440i Cabrio

62 mph 62
mph

226 ft
0.000 sec

ALPINA B3 Bi-Turbo Convertible

▶ REPLAY
13.18 lb/hp
Weight-to-Power Ratio
11.46 lb/hp
BMW 440i Cabrio
13.18 lb/hp
11.46 lb/hp
ALPINA B3 Bi-Turbo Convertible

Fuel Economy / Emissions

BMW 440i Cabrio
ALPINA B3 Bi-Turbo Convertible
Fuel Economy
30 mpg
combined
24 mpg
BMW 440i Cabrio
30 mpg
24 mpg
ALPINA B3 Bi-Turbo Convertible
23 mpg
city
17 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
16.6 gal
Kraftstoffanzeige
472 mi
Range
403 mi
BMW 440i Cabrio
472 mi
403 mi
ALPINA B3 Bi-Turbo Convertible
Environmental Impact
149.7 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).
183.8 kWh
BMW 440i Cabrio
149.7 kWh
183.8 kWh
ALPINA B3 Bi-Turbo Convertible
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 4
352 g/mi (WLTP)
CO2 Emissions
381 g/mi (NEFZ)

Practical Convenience

BMW 440i Cabrio
ALPINA B3 Bi-Turbo Convertible
2
Doors
2
4
No. of Seats
4
827 lb
Maximum Payload
783 lb
10.5 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data