Compare Alpina B6 F12 vs BMW M8 F91 Convertible

Variants
B6 Bi-Turbo
B6 Bi-Turbo EDITION 50
M8
M8 Competition

Capacity

Cargo Capacity
300 L / 10.6 cu-ft ~ 350 L / 12.4 cu-ft
350 L / 12.4 cu-ft
Engine Oil Capacity
10.0 L / 10.6 qt
Fuel Capacity
70.0 L / 18.5 gal
68.0 L / 18.0 gal
Passengers
4
4
Payload
410 kg / 904 lbs
430 kg / 948 lbs

Chassis

Brakes | Front
Ventilated discs
Ventilated discs
Brakes | Rear
Ventilated discs
Ventilated discs
Power Steering
Electric Steering
Electric Steering
Suspension | Front
Double-wishbone
Double-wishbone
Suspension | Rear
Multi-link
Multi-link
Turning Circle
12.2 m / 40.0 ft

Construction

Body Style
2-door Convertible
2-door Convertible

Dimensions

Size | Height
1353 mm / 53.3 in
Size | Length
4894 mm / 192.7 in
4867 mm / 191.6 in
Size | Width
1907 mm / 75.1 in | 2137 mm / 84.1 in (mirror unfolded)
Track Width | Front
1594.0 mm / 62.8 in
1627.0 mm / 64.1 in
Track Width | Rear
1632.0 mm / 64.3 in
Weight
2020.0 kg / 4453.3 lbs
2010.0 kg / 4431.3 lbs
Wheelbase
2855 mm / 112.4 in
2827 mm / 111.3 in

Performance

CO2 Emission
224 g/km
241 ~ 246 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

Powertrain

Drivetrain Layout
Front-engine (longitudinal), Rear-wheel drive
Front-engine (longitudinal), All-wheel drive
Emission Standard
Euro 6 d-TEMP
Engine
S63B44
Engine | Bore
89.0 mm / 3.5 in
89.0 mm / 3.5 in
Engine | Compression Ratio
10.0:1
10.0:1
Engine | Displacement
4.4 L / 268.2 cu-in / 4395.0 cc
4.4 L / 268.2 cu-in / 4395.0 cc
Engine | Stroke
88.3 mm / 3.5 in
88.3 mm / 3.5 in
Engine | Type
Bi-turbocharged direct-injected petrol V8 engine
Twin-scroll turbocharged direct-injected petrol V8 engine with 4 values per cylinder
Transmission | Gears
8-speed
8-speed
Transmission | Type
Automatic Switch-Tronic
Automatic M Steptronic

Production

Availability
2019

Reviews

Neofiliac score
84%
87%
Pros
  • Superb level of torque
  • Good performance
  • Double-wishbone + multi-link suspensions
  • Rather good performance
  • Powerful V8 (perhaps the last from BMW)
  • Decent handling
  • Luxurious interior
Cons
  • Worse handling despite having double-wishbone front suspensions
  • Even lower engine reliability
  • Poor ride comfort
  • Reliability concerns

Price

Offers (incl. referral links)
Remove
Remove
Add up to 4 products to the comparison using the search bar above
Information on this page is provided on an as-is basis. No warranty on accuracy is implied. This page may contain affiliate links to third-party merchants such as Amazon and eBay. If you make a purchase using the supplied link, we may receive a commission. Neofiliac places the utmost respect for your privacy. We use no cookie whatsoever beyond that needed for the proper functioning of the website.