BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Technical specifications and fuel economy

BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic has a combined fuel consumption of 7.9 l/100 km | 29.8 mpg US | 35.8 mpg UK urban fuel consumption of 10.9 l/100 km | 21.6 mpg US | 25.9 mpg UK extra urban fuel consumption of 6.2 l/100 km | 37.9 mpg US | 45.6 mpg UK BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic accelerates from 0 to 100 km/h in 5.7 sec. The maximum speed is 250 km/h | 155 mph.

BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Technical information

BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic General information
Brand : BMW
Model : 6 Series
Generation : 6 Series Convertible (F12)
Engine / modification : 640i (320 Hp) Steptronic
Production start : 2011 year
Production end : 2015 year
Coupe type : Cabriolet
Num. of Doors : 2
Num. of seats : 4
BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Fuel economy (consumption)
Fuel consumption / economy - urban : 10.9 l/100 km | 21.6 mpg US | 25.9 mpg UK
Fuel consumption / economy - extra urban : 6.2 l/100 km | 37.9 mpg US | 45.6 mpg UK
Fuel consumption / economy - combined : 7.9 l/100 km | 29.8 mpg US | 35.8 mpg UK
Fuel Type : Petrol (Gasoline)
Drag coefficient : 0.31
Fuel tank volume : 70 l | 18.5 US gallons | 15.4 UK gallons
Emission standard : Euro 5
CO2 emissions : 185 g/km
BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Performance
Power : 320 hp | 235 kW
Max power in : 5800-6000 rpm.
Maximum speed : 250 km/h | 155 mph
Acceleration from 0 to 100 km/h : 5.7 sec
Torque : 450 Nm @ 1300-4500 rpm.
BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Engine
Model Engine : N55B30
Engine position : Front, longitudinal
Engine displacement : 2979 cm3
Engine oil capacity : 6.5 l
Coolant : 10.2 l
Fuel System : Direct injection
Aspiration / Turbine : Twin-power turbo
Position of cylinders : Inline
Number of cylinders : 6
Number of valves per cylinder : 4
Compression ratio : 10.2
Piston Stroke : 89.6 mm
Cylinder Bore : 84 mm
BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Transmission
Wheel Drive : Rear wheel drive
Number of Gears (automatic transmission) : 8 Steptronic
BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Chassis
Length : 4894 mm | 192.7 in
Width : 1894 mm | 74.6 in
Height : 1365 mm | 53.7 in
Wheelbase : 2855 mm | 112.4 in
Front track : 1600 mm | 63.0 in
Rear (Back) track : 1665 mm | 65.6 in
Ride height(clearance) : 123 mm | 4.8 in
Minimum volume of Luggage (trunk) : 300 l
Maximum amount of Luggage (trunk) : 350 l
Front suspension : Double wishbone
Rear suspension : Multi-link independent
Max weight : 2290 kg | 5049 lbs
Front brakes : Ventilated discs
Rear brakes : Ventilated discs
Kerb Weight : 1840 kg | 4057 lbs
ABS : yes
Steering type : Steering rack and pinion
Power steering : Electric Steering
Minimum turning circle (turning diameter) : 11.7 m
BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Tyres / Wheels
Tire size : 225/55 R17 97Y
Wheel rims size : 8J x 17

BMW 6 Series Convertible (F12) 640i (320 Hp) Steptronic Photo gallery


BMW 6 Series Convertible (F12) modifications


BMW 6 Series models