Car technical specifications and fuel economy / consumption / mpg

Comparison BMW 6 Series Convertible (F12) 650i (450 Hp) xDrive Steptronic & BMW 4 Series Coupe (G22) M440i (374 Hp) MHEV xDrive Steptronic


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BMW 6 Series Convertible (F12) 650i (450 Hp) xDrive Steptronic
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BMW 4 Series Coupe (G22) M440i (374 Hp) MHEV xDrive Steptronic
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Brand: BMW BMW
Model: 6 Series 4 Series
Generation: 6 Series Convertible (F12) 4 Series Coupe (G22)
Engine / modification: 650i (450 Hp) xDrive Steptronic M440i (374 Hp) MHEV xDrive Steptronic
Production start: 2012 year 2020 year
Production end: 2015 year
Coupe type: Cabriolet Coupe
Num. of Doors: 2 2
Num. of seats: 4 4
Fuel consumption / economy - urban: 13.0-13.3 l/100 km 8.6-9.0 l/100 km
Fuel consumption / economy - extra urban: 7.2-7.3 l/100 km 5.7-6.0 l/100 km
Fuel consumption / economy - combined: 9.3-9.5 l/100 km 6.8-7.1 l/100 km
Fuel Type: Petrol (Gasoline) Petrol (Gasoline)
Drag coefficient: 0.32 0.28
Fuel tank volume: 70 l 59 l
Combined fuel consumption (WLTP): 7.4-8.1 l/100 km
Emission standard: Euro 5 EURO 6d
CO2 emissions: 217-221 g/km 155-161 g/km
Power: 450 hp 374 hp
Max power in: 5500 rpm. 5500-6500 rpm.
Maximum speed: 250 km/h 250 km/h
Acceleration from 0 to 100 km/h: 4.5 sec 4.5 sec
CO2 emissions (WLTP): 170-186 g/km
Torque: 650 Nm @ 2000-4500 rpm. 500 Nm @ 1900-5000 rpm.
Model Engine: N63B44
Engine position: Front, longitudinal Front, longitudinal
Engine displacement: 4395 cm3 2998 cm3
Engine oil capacity: 9.5 l 7.2 l
Coolant: 14.4 l
Fuel System: Direct injection Direct injection
Aspiration / Turbine: Twin-power turbo Twin-power turbo
Position of cylinders: V engine Inline
Valvetrain: VALVETRONIC
Number of cylinders: 8 6
Number of valves per cylinder: 4 4
Compression ratio: 10 10.2
Piston Stroke: 88.3 mm 94.6 mm
Cylinder Bore: 89 mm 82 mm
Electric motor power: 11
Battery capacity: 0.528 kWh
Wheel Drive: All wheel drive (4x4) All wheel drive (4x4)
Number of Gears (automatic transmission): 8 Steptronic 8 Steptronic
Length: 4894 mm 4770 mm
Width: 1894 mm 1852 mm
Height: 1365 mm 1393 mm
Wheelbase: 2855 mm 2851 mm
Front track: 1600 mm 1575 mm
Rear (Back) track: 1665 mm 1611 mm
Ride height(clearance): 123 mm 129 mm
Minimum volume of Luggage (trunk): 300 l 440 l
Maximum amount of Luggage (trunk): 350 l
Front suspension: Double wishbone Double wishbone
Rear suspension: Multi-link independent Multi-link independent
Max weight: 2480 kg 2245 kg
Front brakes: Ventilated discs Ventilated discs
Rear brakes: Ventilated discs Ventilated discs
Kerb Weight: 1980 kg 1740 kg
ABS: yes
Steering type: Steering rack and pinion Steering rack and pinion
Power steering: Electric Steering Electric Steering
Max. roof load: 75 kg
Minimum turning circle (turning diameter): 11.7 m 12.0 m
Permitted trailer load with brakes (12%): 1800 kg
Permitted trailer load without brakes: 750 kg
Permitted towbar download: 75 kg
Tire size: 225/55 R17; 245/45 R18; 275/45 R18; 245/40 R19; 275/35 R19; 245/35 R20; 275/30 R20 Front wheel tires: 225/45 R18 95Y XL
Wheel rims size: 8J x 17; 8J x 18; 9J x 18; 8.5J x 19; 9J x 19; 8.5J x 20; 9J x 20 Front wheel rims: 7.5J x 18