The Comparative Analysis :

ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18) vs. BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)

€ 137,200
ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18) ALPINA B6 Bi-Turbo Convertible
€ 176,000
 BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..) BMW M8 Competition Cabrio
€ 137,200
Base Price ⓘBase price of a new vehicle with standard equipment in Germany at market launch.
€ 176,000

ⓘ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 ALPINA B6 Bi-Turbo Convertible is 1.1 inches longer, 0.5 inches narrower and 0.8 inches taller than the BMW M8 Competition Cabrio.
ALPINA B6 Bi-Turbo Convertible
BMW M8 Competition Cabrio
54.1
Blueprint ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18)
74.6
82.4
53.3
Blueprint BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)
75.1
84.1
74.6 in
Width
75.1 in
82.4 in
Width Incl. Mirrors
84.1 in
54.1 in
Height
53.3 in
Blueprint ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18)
112.4
192.7
Blueprint BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)
111.3
191.6
192.7 in
Length
191.6 in
112.4 in
Wheelbase
111.3 in

Vehicle Weight

ALPINA B6 Bi-Turbo Convertible
BMW M8 Competition Cabrio
4619 lb
Curb Weight
4597 lb
5357 lb
Gross Vehicle
Weight
5379 lb
ALPINA B6 Bi-Turbo Convertible Switch-Tronic (15 - 18)
Weight Difference:
22 lb
0.48 %
BMW M8 Competition Convertible xDrive Steptronic Sport (19 - ..)

General

ALPINA B6 Bi-Turbo Convertible
BMW M8 Competition Cabrio
F12
Generation
G14
Convertible
Car Body Style
Convertible
Premium Unleaded
Fuel Type
Premium Unleaded
Rear-wheel drive
Drivetrain
Permanent all-wheel drive (AWD)
8-speed automatic transmission
Transmission
8-speed automatic transmission

Engine

ALPINA B6 Bi-Turbo Convertible
BMW M8 Competition Cabrio
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Type
V8 gasoline engine with two tur­bo­chargers (bi­turbo)
Engine Series
BMW S63
N63-B44
Engine Code
S63-B44
4
Valves
4
8
Cylinders
8
4.4 L / 215 cu in
Displacement
4.4 L / 215 cu in
592 hp
at 6000 rpm
Power
616 hp
at 6000 rpm
ALPINA B6 Bi-Turbo Convertible
592 hp
616 hp
BMW M8 Competition Cabrio
590 lb‑ft
at 3500 rpm
Max. Torque
553 lb‑ft
at 1800 rpm
ALPINA B6 Bi-Turbo Convertible
590 lb‑ft
553 lb‑ft
BMW M8 Competition Cabrio

Performance

ALPINA B6 Bi-Turbo Convertible
BMW M8 Competition Cabrio
203 mph
Maximum Speed
155 mph
4.2 sec
Acceleration 0 to 62 mph
3.3 sec
62 mph 62
mph

190 ft
0.000 sec

ALPINA B6 Bi-Turbo Convertible

62 mph 62
mph

151 ft
0.000 sec

BMW M8 Competition Cabrio

▶ REPLAY
7.8 lb/hp
Weight-to-Power Ratio
7.46 lb/hp
ALPINA B6 Bi-Turbo Convertible
7.8 lb/hp
7.46 lb/hp
BMW M8 Competition Cabrio

Fuel Economy / Emissions

ALPINA B6 Bi-Turbo Convertible
BMW M8 Competition Cabrio
Fuel Economy
25 mpg
combined
22 mpg
ALPINA B6 Bi-Turbo Convertible
25 mpg
22 mpg
BMW M8 Competition Cabrio
18 mpg
city
No data
No data
highway
No data
Kraftstoffanzeige
18.5 gal
Fuel Tank Capacity
18 gal
Kraftstoffanzeige
453 mi
Range
391 mi
ALPINA B6 Bi-Turbo Convertible
453 mi
391 mi
BMW M8 Competition Cabrio
Environmental Impact
181.9 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).
204.5 kWh
ALPINA B6 Bi-Turbo Convertible
181.9 kWh
204.5 kWh
BMW M8 Competition Cabrio
Euro 6b (NEFZ)
Emission Standard
Euro 6d-TEMP-EVAP-ISC (WLTP)
360 g/mi (NEFZ)
CO2 Emissions
410 g/mi (WLTP)

Practical Convenience

ALPINA B6 Bi-Turbo Convertible
BMW M8 Competition Cabrio
2
Doors
2
4
No. of Seats
4
739 lb
Maximum Payload
783 lb
9.9 cu ft
Trunk Volume
9.9 cu ft
No data
Cargo Volume (Seats Down)
No data