The Comparative Analysis :
ALPINA B4 S Bi-Turbo Convertible Edition 99 Switch-Tronic (18 - 19) vs. BMW M4 Convertible Competition M DKG (18 - 19)
€ 96,100
€ 96,000
€ 96,100
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 96,000
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The ALPINA B4 S Bi-Turbo Cabrio is a little smaller in every dimension. It's 1.2 inches shorter, 1.8 inches narrower and 0.5 inches lower than the BMW M4 Convertible Competition Package.
ALPINA B4 S Bi-Turbo Cabrio
BMW M4 Convertible Competition Package
54.3
71.9
79.7
54.8
73.6
79.3
71.9 in
Width
73.6 in
79.7 in
Width Incl. Mirrors
79.3 in
54.3 in
Height
54.8 in
110.6
182.7
110.7
183.9
182.7 in
Length
183.9 in
110.6 in
Wheelbase
110.7 in
Vehicle Weight
ALPINA B4 S Bi-Turbo Cabrio
BMW M4 Convertible Competition Package
4222 lb
Curb Weight
4167 lb
5071 lb
Gross Vehicle
Weight
Weight
4960 lb
Weight Difference:
55 lb
1.3 %
General
ALPINA B4 S Bi-Turbo Cabrio
BMW M4 Convertible Competition Package
F33
Generation
F83
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 M4 Convertible Competition Package
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Type
Straight-six gasoline engine with two turbochargers (biturbo)
Engine Series
BMW S55
N55-B30
Engine Code
S55-B30
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
446 hp
at 5500 rpm
Power
444 hp
at 7000 rpm
ALPINA B4 S Bi-Turbo Cabrio
446 hp
444 hp
BMW M4 Convertible Competition Package
502 lb‑ft
at 3000 rpm
Max. Torque
406 lb‑ft
at 2350 rpm
ALPINA B4 S Bi-Turbo Cabrio
502 lb‑ft
406 lb‑ft
BMW M4 Convertible Competition Package
Performance
ALPINA B4 S Bi-Turbo Cabrio
BMW M4 Convertible Competition Package
189 mph
Maximum Speed
155 mph
4.3 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
197 ft
0.000 sec
ALPINA B4 S Bi-Turbo Cabrio
62 mph
62
mph
mph
197 ft
0.000 sec
BMW M4 Convertible Competition Package
▶ REPLAY
9.47 lb/hp
Weight-to-Power Ratio
9.39 lb/hp
ALPINA B4 S Bi-Turbo Cabrio
9.47 lb/hp
9.39 lb/hp
BMW M4 Convertible Competition Package
Fuel Economy / Emissions
ALPINA B4 S Bi-Turbo Cabrio
BMW M4 Convertible Competition Package
Fuel Economy
26 mpg
combined
25 mpg
ALPINA B4 S Bi-Turbo Cabrio
26 mpg
25 mpg
BMW M4 Convertible Competition Package
19 mpg
city
20 mpg
No data
highway
No data
15.9 gal
Fuel Tank Capacity
15.9 gal
409 mi
Range
393 mi
ALPINA B4 S Bi-Turbo Cabrio
409 mi
393 mi
BMW M4 Convertible Competition Package
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).
179.9 kWh
ALPINA B4 S Bi-Turbo Cabrio
172.4 kWh
179.9 kWh
BMW M4 Convertible Competition Package
Euro 6d-TEMP-EVAP (WLTP)
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
333 g/mi (NEFZ)
CO2 Emissions
372 g/mi (WLTP)
Practical Convenience
ALPINA B4 S Bi-Turbo Cabrio
BMW M4 Convertible Competition Package
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
794 lb
10.5 cu ft
Trunk Volume
10.5 cu ft
No data
Cargo Volume (Seats Down)
No data
