The Comparative Analysis :
BMW 325d Convertible Automatic (07 - 10) vs. ALPINA B3 S Bi-Turbo Convertible Switch-Tronic (10 - 13)
€ 49,600

€ 70,600

€ 49,600
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 70,600
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
Тhere is barely any difference in dimensions between the two vehicles. Both cars are the same width and height, but the BMW 325d Cabrio is 1.7 inches shorter.
BMW 325d Cabrio
ALPINA B3 S Bi-Turbo Convertible
54.5
70.2
78.1
54.5
70.2
78
70.2 in
Width
70.2 in
78.1 in
Width Incl. Mirrors
78 in
54.5 in
Height
54.5 in
108.7
180.3
108.7
182
180.3 in
Length
182 in
108.7 in
Wheelbase
108.7 in
Vehicle Weight
BMW 325d Cabrio
ALPINA B3 S Bi-Turbo Convertible
4023 lb
Curb Weight
4068 lb
4806 lb
Gross Vehicle
Weight
Weight
4806 lb

Weight Difference:
44 lb
1.08 %

General
BMW 325d Cabrio
ALPINA B3 S Bi-Turbo Convertible
E93
Generation
E93
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Premium Unleaded

Rear-wheel drive
Drivetrain
Rear-wheel drive

6-speed automatic transmission
Transmission
6-speed automatic transmission
Engine
BMW 325d Cabrio
ALPINA B3 S Bi-Turbo Convertible
Straight-six diesel engine with turbocharger
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
BMW M57
Engine Series
M57-D30
Engine Code
N54-K30

4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
194 hp
at 4000 rpm
Power
395 hp
at 6000 rpm
BMW 325d Cabrio
194 hp
395 hp
ALPINA B3 S Bi-Turbo Convertible
295 lb‑ft
at 1300 rpm
Max. Torque
398 lb‑ft
at 4500 rpm
BMW 325d Cabrio
295 lb‑ft
398 lb‑ft
ALPINA B3 S Bi-Turbo Convertible
Performance
BMW 325d Cabrio
ALPINA B3 S Bi-Turbo Convertible
145 mph
Maximum Speed
185 mph
8 sec
Acceleration 0 to 62 mph
4.9 sec
62 mph
62
mph
mph
364 ft
0.000 sec

BMW 325d Cabrio
62 mph
62
mph
mph
223 ft
0.000 sec

ALPINA B3 S Bi-Turbo Convertible
▶ REPLAY
20.74 lb/hp
Weight-to-Power Ratio
10.3 lb/hp
BMW 325d Cabrio
20.74 lb/hp
10.3 lb/hp
ALPINA B3 S Bi-Turbo Convertible
Fuel Economy / Emissions
BMW 325d Cabrio
ALPINA B3 S Bi-Turbo Convertible
Fuel Economy
37 mpg
combined
24 mpg
BMW 325d Cabrio
37 mpg
24 mpg
ALPINA B3 S Bi-Turbo Convertible
28 mpg
city
17 mpg
No data
highway
No data
16.1 gal
Fuel Tank Capacity
16.6 gal
592 mi
Range
403 mi
BMW 325d Cabrio
592 mi
403 mi
ALPINA B3 S Bi-Turbo Convertible
Environmental Impact
131.6 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).
183.8 kWh
BMW 325d Cabrio
131.6 kWh
183.8 kWh
ALPINA B3 S Bi-Turbo Convertible
Euro 4
Emission Standard
Euro 5
274 g/mi (NEFZ)
CO2 Emissions
362 g/mi (NEFZ)
Practical Convenience
BMW 325d Cabrio
ALPINA B3 S Bi-Turbo Convertible
2
Doors
2
4
No. of Seats
4
783 lb
Maximum Payload
739 lb
9.9 cu ft
Trunk Volume
9.9 cu ft








No data
Cargo Volume (Seats Down)
No data