Compare Alpina B6 F12 vs BMW 6 Series F12 Convertible vs BMW 6 Series F12 LCI Convertible
Variants
B6 Bi-Turbo
B6 Bi-Turbo EDITION 50
640d
640d xDrive
640i
640i xDrive
650i 407
650i 407 xDrive
650i 450
650i 450 xDrive
640d
640d xDrive
640i
640i xDrive
650i
650i xDrive
Capacity
Cargo Capacity
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
Fuel Capacity
70.0 L / 18.5 gal
70.0 L / 18.5 gal
70.0 L / 18.5 gal
Passengers
4
4
4
Payload
410 kg / 904 lbs
Chassis
Brakes | Front
Ventilated discs
Ventilated discs
Disc
Brakes | Rear
Ventilated discs
Ventilated discs
Disc
Power Steering
Electric Steering
Electric Steering
Electric Steering
Suspension | Front
Double-wishbone
Double-wishbone
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Multi-link
Turning Circle
11.7 m / 38.4 ft
11.7 m / 38.4 ft
Construction
Body Style
2-door Convertible
2-door Convertible
2-door Convertible
Dimensions
Ground Clearance
123 mm / 4.8 in
123 mm / 4.8 in
Size | Height
1365 mm / 53.7 in
1365 mm / 53.7 in
Size | Length
4894 mm / 192.7 in
4894 mm / 192.7 in
4894 mm / 192.7 in
Size | Width
1894 mm / 74.6 in
1894 mm / 74.6 in
Track Width | Front
1594.0 mm / 62.8 in
1600.0 mm / 63.0 in
1600.0 mm / 63.0 in
Track Width | Rear
1665.0 mm / 65.6 in
1665.0 mm / 65.6 in
Weight
2020.0 kg / 4453.3 lbs
Wheelbase
2855 mm / 112.4 in
2855 mm / 112.4 in
2855 mm / 112.4 in
Performance
CO2 Emission
224 g/km
Fuel Economy
9.6 L/100km / 24.5 MPG (combined) | 13.2 L/100km / 17.8 MPG (urban) | 7.5 L/100km / 31.4 MPG (highway)
Top Speed
250.0 km/h / 155.3 mph
250.0 km/h / 155.3 mph
Powertrain
Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Emission Standard
Euro 6
Engine | Bore
89.0 mm / 3.5 in
Engine | Compression Ratio
10.0:1
Engine | Displacement
4.4 L / 268.2 cu-in / 4395.0 cc
Engine | Stroke
88.3 mm / 3.5 in
Engine | Type
Bi-turbocharged direct-injected petrol V8 engine
Transmission | Gears
8-speed
8-speed
8-speed
Transmission | Type
Automatic Switch-Tronic
Automatic Steptronic
Automatic Steptronic
Production
Availability
2015 ~ 2018
Reviews
Neofiliac score
84%
77%
80%
Pros
- Superb level of torque
- Good performance
- Double-wishbone + multi-link suspensions
- Double-wishbone + multi-link suspension setup
- Improved styling
- Great performance
- Good ZF 8HP transmission
- Slightly improved engine reliability through updates
- Good ZF 8HP transmission
- Good looks
- Good 0.28 drag coefficient
- Double-wishbone + multi-link suspension setup
Cons
- Worse handling despite having double-wishbone front suspensions
- Even lower engine reliability
- Unreliable engines (N63 and N57 being the worst)
- Unreliable diesel and V8
- AWD nonsense
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