The Comparative Analysis :

ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17) vs. BMW M3 Convertible M DKG (08 - 13)

€ 75,900
ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17) ALPINA B4 Bi-Turbo Cabrio
€ 79,100
 BMW M3 Convertible M DKG (08 - 13) BMW M3 Cabrio
€ 75,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 79,100

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

Vehicle Dimensions

The dimensions of these vehicles differ a little. The ALPINA B4 Bi-Turbo Cabrio is an inch longer, 0.8 inches wider and 0.5 inches lower than the BMW M3 Cabrio.
ALPINA B4 Bi-Turbo Cabrio
BMW M3 Cabrio
54.3
Blueprint ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
71.9
79.7
54.8
Blueprint BMW M3 Convertible M DKG (08 - 13)
71
77.8
71.9 in
Width
71 in
79.7 in
Width Incl. Mirrors
77.8 in
54.3 in
Height
54.8 in
Blueprint ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
110.6
182.7
Blueprint BMW M3 Convertible M DKG (08 - 13)
108.7
181.7
182.7 in
Length
181.7 in
110.6 in
Wheelbase
108.7 in

Vehicle Weight

ALPINA B4 Bi-Turbo Cabrio
BMW M3 Cabrio
4222 lb
Curb Weight
4200 lb
5071 lb
Gross Vehicle
Weight
5027 lb
ALPINA B4 Bi-Turbo Convertible Switch-Tronic (14 - 17)
Weight Difference:
22 lb
0.52 %
BMW M3 Convertible M DKG (08 - 13)

General

ALPINA B4 Bi-Turbo Cabrio
BMW M3 Cabrio
F33
Generation
E93
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
8-speed automatic transmission
Transmission
7-speed dual clutch transmission

Engine

ALPINA B4 Bi-Turbo Cabrio
BMW M3 Cabrio
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 gasoline engine (nat­u­ral­ly as­pi­rat­ed engine)
Engine Series
BMW S65
N55-R20
Engine Code
S65-B40
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4 L / 196 cu in
404 hp
at 5500 rpm
Power
414 hp
at 8300 rpm
ALPINA B4 Bi-Turbo Cabrio
404 hp
414 hp
BMW M3 Cabrio
443 lb‑ft
at 3000 rpm
Max. Torque
295 lb‑ft
at 3900 rpm
ALPINA B4 Bi-Turbo Cabrio
443 lb‑ft
295 lb‑ft
BMW M3 Cabrio

Performance

ALPINA B4 Bi-Turbo Cabrio
BMW M3 Cabrio
187 mph
Maximum Speed
155 mph
4.5 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph 62
mph

207 ft
0.000 sec

ALPINA B4 Bi-Turbo Cabrio

62 mph 62
mph

233 ft
0.000 sec

BMW M3 Cabrio

▶ REPLAY
10.45 lb/hp
Weight-to-Power Ratio
10.14 lb/hp
ALPINA B4 Bi-Turbo Cabrio
10.45 lb/hp
10.14 lb/hp
BMW M3 Cabrio

Fuel Economy / Emissions

ALPINA B4 Bi-Turbo Cabrio
BMW M3 Cabrio
Fuel Economy
29 mpg
combined
19 mpg
ALPINA B4 Bi-Turbo Cabrio
29 mpg
19 mpg
BMW M3 Cabrio
22 mpg
city
14 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
16.6 gal
Kraftstoffanzeige
466 mi
Range
318 mi
ALPINA B4 Bi-Turbo Cabrio
466 mi
318 mi
BMW M3 Cabrio
Environmental Impact
151.6 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).
233 kWh
ALPINA B4 Bi-Turbo Cabrio
151.6 kWh
233 kWh
BMW M3 Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 4
299 g/mi (NEFZ)
CO2 Emissions
472 g/mi (NEFZ)

Practical Convenience

ALPINA B4 Bi-Turbo Cabrio
BMW M3 Cabrio
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
827 lb
10.5 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data