The Comparative Analysis :

BMW M4 Convertible M DKG (17 - 18) vs. ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)

€ 89,400
BMW M4 Convertible M DKG (17 - 18) BMW M4 Cabrio
€ 67,800
 ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10) ALPINA B3 Bi-Turbo Convertible
€ 89,400
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 BMW M4 Cabrio is slightly bigger in every dimension. It's 3.6 inches longer, 3.5 inches wider and 0 inches taller than the ALPINA B3 Bi-Turbo Convertible.
BMW M4 Cabrio
ALPINA B3 Bi-Turbo Convertible
54.6
Blueprint BMW M4 Convertible M DKG (17 - 18)
73.6
79.3
54.5
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
70.2
78
73.6 in
Width
70.2 in
79.3 in
Width Incl. Mirrors
78 in
54.6 in
Height
54.5 in
Blueprint BMW M4 Convertible M DKG (17 - 18)
110.7
183.9
Blueprint ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)
108.7
180.3
183.9 in
Length
180.3 in
110.7 in
Wheelbase
108.7 in

Vehicle Weight

BMW M4 Cabrio
ALPINA B3 Bi-Turbo Convertible
4112 lb
Curb Weight
4068 lb
4960 lb
Gross Vehicle
Weight
4850 lb
BMW M4 Convertible M DKG (17 - 18)
Weight Difference:
44 lb
1.07 %
ALPINA B3 Bi-Turbo Convertible Switch-Tronic (07 - 10)

General

BMW M4 Cabrio
ALPINA B3 Bi-Turbo Convertible
F83
Generation
E93
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Rear-wheel drive
7-speed dual clutch transmission
Transmission
6-speed automatic transmission

Engine

BMW M4 Cabrio
ALPINA B3 Bi-Turbo Convertible
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-six gasoline engine with two tur­bo­chargers (bi­turbo)
BMW S55
Engine Series
S55-B30
Engine Code
N54-K20
4
Valves
4
6
Cylinders
6
3 L / 147 cu in
Displacement
3 L / 147 cu in
425 hp
at 5500 rpm
Power
355 hp
at 5500 rpm
BMW M4 Cabrio
425 hp
355 hp
ALPINA B3 Bi-Turbo Convertible
406 lb‑ft
at 1850 rpm
Max. Torque
369 lb‑ft
at 3800 rpm
BMW M4 Cabrio
406 lb‑ft
369 lb‑ft
ALPINA B3 Bi-Turbo Convertible

Performance

BMW M4 Cabrio
ALPINA B3 Bi-Turbo Convertible
155 mph
Maximum Speed
174 mph
4.4 sec
Acceleration 0 to 62 mph
5 sec
62 mph 62
mph

200 ft
0.000 sec

BMW M4 Cabrio

62 mph 62
mph

226 ft
0.000 sec

ALPINA B3 Bi-Turbo Convertible

▶ REPLAY
9.68 lb/hp
Weight-to-Power Ratio
11.46 lb/hp
BMW M4 Cabrio
9.68 lb/hp
11.46 lb/hp
ALPINA B3 Bi-Turbo Convertible

Fuel Economy / Emissions

BMW M4 Cabrio
ALPINA B3 Bi-Turbo Convertible
Fuel Economy
27 mpg
combined
24 mpg
BMW M4 Cabrio
27 mpg
24 mpg
ALPINA B3 Bi-Turbo Convertible
20 mpg
city
17 mpg
No data
highway
No data
Kraftstoffanzeige
15.9 gal
Fuel Tank Capacity
16.6 gal
Kraftstoffanzeige
429 mi
Range
403 mi
BMW M4 Cabrio
429 mi
403 mi
ALPINA B3 Bi-Turbo Convertible
Environmental Impact
164.8 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 M4 Cabrio
164.8 kWh
183.8 kWh
ALPINA B3 Bi-Turbo Convertible
Euro 6b (NEFZ)
Emission Standard
Euro 4
327 g/mi (NEFZ)
CO2 Emissions
381 g/mi (NEFZ)

Practical Convenience

BMW M4 Cabrio
ALPINA B3 Bi-Turbo Convertible
2
Doors
2
4
No. of Seats
4
849 lb
Maximum Payload
783 lb
10.5 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data