The Comparative Analysis :
ALPINA B4 S Bi-Turbo Convertible Edition 99 Switch-Tronic (18 - 19) vs. BMW M3 Convertible M DKG (08 - 13)
€ 96,100

€ 79,100

€ 96,100
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 S Bi-Turbo Cabrio is an inch longer, 0.8 inches wider and 0.5 inches lower than the BMW M3 Cabrio.
ALPINA B4 S Bi-Turbo Cabrio
BMW M3 Cabrio
54.3
71.9
79.7
54.8
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
110.6
182.7
108.7
181.7
182.7 in
Length
181.7 in
110.6 in
Wheelbase
108.7 in
Vehicle Weight
ALPINA B4 S Bi-Turbo Cabrio
BMW M3 Cabrio
4222 lb
Curb Weight
4200 lb
5071 lb
Gross Vehicle
Weight
Weight
5027 lb

Weight Difference:
22 lb
0.52 %

General
ALPINA B4 S 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 S 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-B30
Engine Code
S65-B40
4
Valves
4
6
Cylinders
8
3 L / 147 cu in
Displacement
4 L / 196 cu in
446 hp
at 5500 rpm
Power
414 hp
at 8300 rpm
ALPINA B4 S Bi-Turbo Cabrio
446 hp
414 hp
BMW M3 Cabrio
502 lb‑ft
at 3000 rpm
Max. Torque
295 lb‑ft
at 3900 rpm
ALPINA B4 S Bi-Turbo Cabrio
502 lb‑ft
295 lb‑ft
BMW M3 Cabrio
Performance
ALPINA B4 S Bi-Turbo Cabrio
BMW M3 Cabrio
189 mph
Maximum Speed
155 mph
4.3 sec
Acceleration 0 to 62 mph
5.1 sec
62 mph
62
mph
mph
197 ft
0.000 sec

ALPINA B4 S Bi-Turbo Cabrio
62 mph
62
mph
mph
233 ft
0.000 sec

BMW M3 Cabrio
▶ REPLAY
9.47 lb/hp
Weight-to-Power Ratio
10.14 lb/hp
ALPINA B4 S Bi-Turbo Cabrio
9.47 lb/hp
10.14 lb/hp
BMW M3 Cabrio
Fuel Economy / Emissions
ALPINA B4 S Bi-Turbo Cabrio
BMW M3 Cabrio
Fuel Economy
26 mpg
combined
19 mpg
ALPINA B4 S Bi-Turbo Cabrio
26 mpg
19 mpg
BMW M3 Cabrio
19 mpg
city
14 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
16.6 gal
409 mi
Range
318 mi
ALPINA B4 S Bi-Turbo Cabrio
409 mi
318 mi
BMW M3 Cabrio
Environmental Impact
172.4 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).
233 kWh
ALPINA B4 S Bi-Turbo Cabrio
172.4 kWh
233 kWh
BMW M3 Cabrio
Euro 6d-TEMP-EVAP (WLTP)
Emission Standard
Euro 4
333 g/mi (NEFZ)
CO2 Emissions
472 g/mi (NEFZ)
Practical Convenience
ALPINA B4 S 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