The Comparative Analysis :

BMW 325i Convertible (07 - 10) vs. ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)

€ 46,400
BMW 325i Convertible (07 - 10) BMW 325i Cabrio
€ 67,800
 ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10) ALPINA B3 Bi-Turbo Convertible
€ 46,400
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 dimensions of the BMW 325i Cabrio and the ALPINA B3 Bi-Turbo Convertible are absolutely identical. Both are 180.3 inches long, 70.2 inches wide and 54.5 inches tall.
BMW 325i Cabrio
ALPINA B3 Bi-Turbo Convertible
54.5
Blueprint BMW 325i Convertible (07 - 10)
70.2
78.1
54.5
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
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
Blueprint BMW 325i Convertible (07 - 10)
108.7
180.3
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
108.7
180.3
180.3 in
Length
180.3 in
108.7 in
Wheelbase
108.7 in

Vehicle Weight

BMW 325i Cabrio
ALPINA B3 Bi-Turbo Convertible
3814 lb
Curb Weight
4068 lb
4597 lb
Gross Vehicle
Weight
4850 lb
BMW 325i Convertible (07 - 10)
Weight Difference:
254 lb
6.24 %
ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)

General

BMW 325i Cabrio
ALPINA B3 Bi-Turbo Convertible
E93
Generation
E93
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
6-speed manual transmission
Transmission
6-speed automatic transmission

Engine

BMW 325i Cabrio
ALPINA B3 Bi-Turbo Convertible
Straight-six gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Type
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
BMW N53
Engine Series
N53-B30
Engine Code
N54-K20
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
215 hp
at 6100 rpm
Power
355 hp
at 5500 rpm
BMW 325i Cabrio
215 hp
355 hp
ALPINA B3 Bi-Turbo Convertible
199 lb‑ft
at 2400 rpm
Max. Torque
369 lb‑ft
at 3800 rpm
BMW 325i Cabrio
199 lb‑ft
369 lb‑ft
ALPINA B3 Bi-Turbo Convertible

Performance

BMW 325i Cabrio
ALPINA B3 Bi-Turbo Convertible
152 mph
Maximum Speed
174 mph
7.6 sec
Acceleration 0 to 62 mph
5 sec
62 mph 62
mph

348 ft
0.000 sec

BMW 325i Cabrio

62 mph 62
mph

226 ft
0.000 sec

ALPINA B3 Bi-Turbo Convertible

▶ REPLAY
17.74 lb/hp
Weight-to-Power Ratio
11.46 lb/hp
BMW 325i Cabrio
17.74 lb/hp
11.46 lb/hp
ALPINA B3 Bi-Turbo Convertible

Fuel Economy / Emissions

BMW 325i Cabrio
ALPINA B3 Bi-Turbo Convertible
Fuel Economy
31 mpg
combined
24 mpg
BMW 325i Cabrio
31 mpg
24 mpg
ALPINA B3 Bi-Turbo Convertible
23 mpg
city
17 mpg
No data
highway
No data
Kraftstoffanzeige
16.6 gal
Fuel Tank Capacity
16.6 gal
Kraftstoffanzeige
515 mi
Range
403 mi
BMW 325i Cabrio
515 mi
403 mi
ALPINA B3 Bi-Turbo Convertible
Environmental Impact
144 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 325i Cabrio
144 kWh
183.8 kWh
ALPINA B3 Bi-Turbo Convertible
Euro 4
Emission Standard
Euro 4
291 g/mi (NEFZ)
CO2 Emissions
381 g/mi (NEFZ)

Practical Convenience

BMW 325i Cabrio
ALPINA B3 Bi-Turbo Convertible
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