The Comparative Analysis :

ALPINA B3 Bi-Turbo Cabriolet Switch-Tronic (07 - 10) vs. BMW 420d Cabrio (14 - 15)

€ 67,800
ALPINA B3 Bi-Turbo Cabriolet Switch-Tronic (07 - 10) ALPINA B3 Bi-Turbo Cabriolet
€ 46,300
 BMW 420d Cabrio (14 - 15) BMW 420d Cabrio
€ 67,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 46,300

ⓘ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 ALPINA B3 Bi-Turbo Cabriolet is 5.8 cm shorter, 4.3 cm narrower and 0.1 cm taller than the BMW 420d Cabrio.
ALPINA B3 Bi-Turbo Cabriolet
BMW 420d Cabrio
1385
Blueprint ALPINA B3 Bi-Turbo Cabriolet Switch-Tronic (07 - 10)
1782
1982
1384
Blueprint BMW 420d Cabrio (14 - 15)
1825
2017
1782 mm
Width
1825 mm
1982 mm
Width Incl. Mirrors
2017 mm
1385 mm
Height
1384 mm
Blueprint ALPINA B3 Bi-Turbo Cabriolet Switch-Tronic (07 - 10)
2760
4580
Blueprint BMW 420d Cabrio (14 - 15)
2810
4638
4580 mm
Length
4638 mm
2760 mm
Wheelbase
2810 mm

Vehicle Weight

ALPINA B3 Bi-Turbo Cabriolet
BMW 420d Cabrio
1845 kg
Kerb Weight
1680 kg
2200 kg
Gross Vehicle
Weight
2150 kg
ALPINA B3 Bi-Turbo Cabriolet Switch-Tronic (07 - 10)
Weight Difference:
165 kg
8.94 %
BMW 420d Cabrio (14 - 15)

General

ALPINA B3 Bi-Turbo Cabriolet
BMW 420d Cabrio
E93
Generation
F33
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Diesel
Rear-wheel drive
Drive
Rear-wheel drive
6-speed automatic transmission
Transmission
6-speed manual transmission

Engine

ALPINA B3 Bi-Turbo Cabriolet
BMW 420d Cabrio
Straight-six petrol engine with two tur­bo­chargers (bi­turbo)
Engine Type
Straight-four diesel engine with tur­bo­charger
Engine Series
BMW N47
N54-K20
Engine Code
N47-D20
4
Valves
4
6
Cylinders
4
2979 CC
Engine Capacity
1995 CC
355 bhp
at 5500 rpm
Power
181 bhp
at 4000 rpm
ALPINA B3 Bi-Turbo Cabriolet
355 bhp
181 bhp
BMW 420d Cabrio
500 NM
at 3800 rpm
Max. Torque
380 NM
at 1750 rpm
ALPINA B3 Bi-Turbo Cabriolet
500 NM
380 NM
BMW 420d Cabrio

Performance

ALPINA B3 Bi-Turbo Cabriolet
BMW 420d Cabrio
174 mph
Maximum Speed
146 mph
5 sec
Acceleration 0 to 62 mph
8.2 sec
62 mph 62
mph

69 m
0.000 sec

ALPINA B3 Bi-Turbo Cabriolet

62 mph 62
mph

114 m
0.000 sec

BMW 420d Cabrio

▶ REPLAY
5.2 kg/bhp
Weight-to-Power Ratio
9.28 kg/bhp
ALPINA B3 Bi-Turbo Cabriolet
5.2 kg/bhp
9.28 kg/bhp
BMW 420d Cabrio

Fuel Economy / Emissions

ALPINA B3 Bi-Turbo Cabriolet
BMW 420d Cabrio
Fuel Economy
29 mpg
combined
55 mpg
ALPINA B3 Bi-Turbo Cabriolet
29 mpg
55 mpg
BMW 420d Cabrio
20 mpg
city
47 mpg
No data
motorway
No data
Kraftstoffanzeige
63 L
Fuel Tank Capacity
57 L
Kraftstoffanzeige
403 mi
Range
695 mi
ALPINA B3 Bi-Turbo Cabriolet
403 mi
695 mi
BMW 420d Cabrio
Environmental Impact
183.8 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).
104.9 kWh
ALPINA B3 Bi-Turbo Cabriolet
183.8 kWh
104.9 kWh
BMW 420d Cabrio
Euro 4
Emission Standard
Euro 6b (NEFZ)
237 g/km (NEFZ)
CO2 Emissions
133 g/km (NEFZ)

Practical Convenience

ALPINA B3 Bi-Turbo Cabriolet
BMW 420d Cabrio
2
Doors
2
4
No. of Seats
4
355 kg
Maximum Payload
470 kg
350 L
Boot Capacity
370 L
No data
Boot Capacity (Seats Down)
No data