The Comparative Analysis :

BMW 840i Cabrio xDrive Steptronic (19 - ..) vs. ALPINA B6 Bi-Turbo Cabriolet Switch-Tronic (12 - 14)

€ 105,800
BMW 840i Cabrio xDrive Steptronic (19 - ..) BMW 840i Cabrio
€ 130,800
 ALPINA B6 Bi-Turbo Cabriolet Switch-Tronic (12 - 14) ALPINA B6 Bi-Turbo Cabriolet
€ 105,800
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 130,800

ⓘ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 BMW 840i Cabrio is 5.1 cm shorter, 0.8 cm wider and 3.4 cm lower than the ALPINA B6 Bi-Turbo Cabriolet.
BMW 840i Cabrio
ALPINA B6 Bi-Turbo Cabriolet
1339
Blueprint BMW 840i Cabrio xDrive Steptronic (19 - ..)
1902
2137
1373
Blueprint ALPINA B6 Bi-Turbo Cabriolet Switch-Tronic (12 - 14)
1894
2094
1902 mm
Width
1894 mm
2137 mm
Width Incl. Mirrors
2094 mm
1339 mm
Height
1373 mm
Blueprint BMW 840i Cabrio xDrive Steptronic (19 - ..)
2822
4843
Blueprint ALPINA B6 Bi-Turbo Cabriolet Switch-Tronic (12 - 14)
2855
4894
4843 mm
Length
4894 mm
2822 mm
Wheelbase
2855 mm

Vehicle Weight

BMW 840i Cabrio
ALPINA B6 Bi-Turbo Cabriolet
1955 kg
Kerb Weight
2095 kg
2400 kg
Gross Vehicle
Weight
2430 kg
BMW 840i Cabrio xDrive Steptronic (19 - ..)
Weight Difference:
140 kg
6.68 %
ALPINA B6 Bi-Turbo Cabriolet Switch-Tronic (12 - 14)

General

BMW 840i Cabrio
ALPINA B6 Bi-Turbo Cabriolet
G14
Generation
F12
Convertible
Car Body Style
Convertible
Super Unleaded (98 RON)
Fuel Type
Super Unleaded (98 RON)
Permanent all-wheel drive
Drive
Rear-wheel drive
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

BMW 840i Cabrio
ALPINA B6 Bi-Turbo Cabriolet
Straight-six petrol engine with tur­bo­charger
Engine Type
V8 petrol engine with two tur­bo­chargers (bi­turbo)
BMW B58
Engine Series
B58-B30
Engine Code
N63-M10
4
Valves
4
6
Cylinders
8
2998 CC
Engine Capacity
4395 CC
335 bhp
at 5000 rpm
Power
533 bhp
at 5200 rpm
BMW 840i Cabrio
335 bhp
533 bhp
ALPINA B6 Bi-Turbo Cabriolet
500 NM
at 1600 rpm
Max. Torque
730 NM
at 2800 rpm
BMW 840i Cabrio
500 NM
730 NM
ALPINA B6 Bi-Turbo Cabriolet

Performance

BMW 840i Cabrio
ALPINA B6 Bi-Turbo Cabriolet
155 mph
Maximum Speed
197 mph
4.9 sec
Acceleration 0 to 62 mph
4.4 sec
62 mph 62
mph

68 m
0.000 sec

BMW 840i Cabrio

62 mph 62
mph

61 m
0.000 sec

ALPINA B6 Bi-Turbo Cabriolet

▶ REPLAY
5.84 kg/bhp
Weight-to-Power Ratio
3.93 kg/bhp
BMW 840i Cabrio
5.84 kg/bhp
3.93 kg/bhp
ALPINA B6 Bi-Turbo Cabriolet

Fuel Economy / Emissions

BMW 840i Cabrio
ALPINA B6 Bi-Turbo Cabriolet
Fuel Economy
37 mpg
combined
29 mpg
BMW 840i Cabrio
37 mpg
29 mpg
ALPINA B6 Bi-Turbo Cabriolet
29 mpg
city
21 mpg
No data
motorway
No data
Kraftstoffanzeige
68 L
Fuel Tank Capacity
70 L
Kraftstoffanzeige
549 mi
Range
453 mi
BMW 840i Cabrio
549 mi
453 mi
ALPINA B6 Bi-Turbo Cabriolet
Environmental Impact
145.8 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).
181.9 kWh
BMW 840i Cabrio
145.8 kWh
181.9 kWh
ALPINA B6 Bi-Turbo Cabriolet
Euro 6d-TEMP-EVAP-ISC (WLTP)
Emission Standard
Euro 5
205 g/km (WLTP)
CO2 Emissions
224 g/km (NEFZ)

Practical Convenience

BMW 840i Cabrio
ALPINA B6 Bi-Turbo Cabriolet
2
Doors
2
4
No. of Seats
4
445 kg
Maximum Payload
335 kg
350 L
Boot Capacity
350 L
No data
Boot Capacity (Seats Down)
No data