The Comparative Analysis :
BMW 320d Cabrio DPF (08 - 08) vs. ALPINA B4 S Bi-Turbo Cabrio Edition 99 Switch-Tronic (18 - 19)
€ 43,900

€ 96,100

€ 43,900
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 96,100
ⓘBase price of a new vehicle with standard equipment in Germany at market launch. Price Info
Vehicle Dimensions
The dimensions of these vehicles differ slightly. The BMW 320d Cabrio DPF is 6 cm shorter, 4.3 cm narrower and 0.4 cm taller than the ALPINA B4 S Bi-Turbo Cabrio.
BMW 320d Cabrio DPF
ALPINA B4 S Bi-Turbo Cabrio
1384
1782
1985
1380
1825
2025
1782 mm
Width
1825 mm
1985 mm
Width Incl. Mirrors
2025 mm
1384 mm
Height
1380 mm
2760
4580
2810
4640
4580 mm
Length
4640 mm
2760 mm
Wheelbase
2810 mm
Vehicle Weight
BMW 320d Cabrio DPF
ALPINA B4 S Bi-Turbo Cabrio
1730 kg
Kerb Weight
1915 kg
2085 kg
Gross Vehicle
Weight
Weight
2300 kg

Weight Difference:
185 kg
9.66 %

General
BMW 320d Cabrio DPF
ALPINA B4 S Bi-Turbo Cabrio
E93
Generation
F33
Convertible
Car Body Style
Convertible
Diesel
Fuel Type
Super Unleaded (98 RON)

Rear-wheel drive
Drive
Rear-wheel drive

6-speed manual transmission
Transmission
8-speed automatic transmission
Engine
BMW 320d Cabrio DPF
ALPINA B4 S Bi-Turbo Cabrio
Straight-four diesel engine with turbocharger
Engine Type
Straight-six petrol engine with two turbochargers (biturbo)
BMW N47
Engine Series
N47-D20
Engine Code
N55-B30

4
Valves
4
4
Cylinders
6
1995 CC
Engine Capacity
2979 CC
175 bhp
at 4000 rpm
Power
446 bhp
at 5500 rpm
BMW 320d Cabrio DPF
175 bhp
446 bhp
ALPINA B4 S Bi-Turbo Cabrio
350 NM
at 2000 rpm
Max. Torque
680 NM
at 3000 rpm
BMW 320d Cabrio DPF
350 NM
680 NM
ALPINA B4 S Bi-Turbo Cabrio
Performance
BMW 320d Cabrio DPF
ALPINA B4 S Bi-Turbo Cabrio
139 mph
Maximum Speed
189 mph
8.6 sec
Acceleration 0 to 62 mph
4.3 sec
62 mph
62
mph
mph
119 m
0.000 sec

BMW 320d Cabrio DPF
62 mph
62
mph
mph
60 m
0.000 sec

ALPINA B4 S Bi-Turbo Cabrio
▶ REPLAY
9.89 kg/bhp
Weight-to-Power Ratio
4.29 kg/bhp
BMW 320d Cabrio DPF
9.89 kg/bhp
4.29 kg/bhp
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy / Emissions
BMW 320d Cabrio DPF
ALPINA B4 S Bi-Turbo Cabrio
Fuel Economy
53 mpg
combined
31 mpg
BMW 320d Cabrio DPF
53 mpg
31 mpg
ALPINA B4 S Bi-Turbo Cabrio
41 mpg
city
23 mpg
No data
motorway
No data
61 L
Fuel Tank Capacity
60 L
715 mi
Range
409 mi
BMW 320d Cabrio DPF
715 mi
409 mi
ALPINA B4 S Bi-Turbo Cabrio
Environmental Impact
109.1 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).
172.4 kWh
BMW 320d Cabrio DPF
109.1 kWh
172.4 kWh
ALPINA B4 S Bi-Turbo Cabrio
Euro 4
Emission Standard
Euro 6d-TEMP-EVAP (WLTP)
140 g/km (NEFZ)
CO2 Emissions
207 g/km (NEFZ)
Practical Convenience
BMW 320d Cabrio DPF
ALPINA B4 S Bi-Turbo Cabrio
2
Doors
2
4
No. of Seats
4
355 kg
Maximum Payload
385 kg
350 L
Boot Capacity
370 L









No data
Boot Capacity (Seats Down)
No data