Car technical specifications and fuel economy / consumption / mpg

Comparison BMW 8 Series Convertible (G14) M850i (530 Hp) xDrive Steptronic & Audi S6 (4B,C5) 4.2 V8 (340 Hp) quattro & Renault 18 (134) 1.6 TS (1342) (97 Hp) & Austin Allegro (ado 67) 1.3 (58 Hp)

BMW 8 Series Convertible (G14) M850i (530 Hp) xDrive Steptronic
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Audi S6 (4B,C5) 4.2 V8 (340 Hp) quattro
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Renault 18 (134) 1.6 TS (1342) (97 Hp)
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Austin Allegro (ado 67) 1.3 (58 Hp)
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Brand: BMW Audi Renault Austin
Model: 8 Series S6 18 Allegro
Generation: 8 Series Convertible (G14) S6 (4B,C5) 18 (134) Allegro (ado 67)
Engine / modification: M850i (530 Hp) xDrive Steptronic 4.2 V8 (340 Hp) quattro 1.6 TS (1342) (97 Hp) 1.3 (58 Hp)
Production start: 2019 year 1999 year 1982 year 1975 year
Production end: 2020 year 2005 year 1986 year 1979 year
Coupe type: Cabriolet Sedan
Num. of Doors: 2 4
Num. of seats: 4 5
Fuel consumption / economy - urban: 13.3-13.6 l/100 km 21.0 l/100 km
Fuel consumption / economy - extra urban: 7.9-8.0 l/100 km 10.2 l/100 km
Fuel consumption / economy - combined: 9.9-10.0 l/100 km 14.1 l/100 km
Fuel Type: Petrol (Gasoline) Petrol (Gasoline) Petrol (Gasoline) Petrol (Gasoline)
Drag coefficient: 0.32 0.34
Fuel tank volume: 68 l 82 l
Emission standard: Euro 6d-TEMP
CO2 emissions: 229-225 g/km 338 g/km
Power: 530 hp 340 hp 97 hp 58 hp
Max power in: 5500-6000 rpm. 7000 rpm.
Maximum speed: 250 km/h 250 km/h
Acceleration from 0 to 100 km/h: 3.9 sec 5.7 sec
Torque: 750 Nm @ 1800-4600 rpm. 420 Nm @ 3400 rpm.
Model Engine: N63B44T3
Engine position: Front, longitudinal Front, longitudinal
Engine displacement: 4395 cm3 4172 cm3
Engine oil capacity: 10.5 l 7.5 l
Coolant: 11.0 l
Fuel System: Direct injection Multi-point injection
Aspiration / Turbine: Twin-power turbo
Position of cylinders: V engine V engine
Valvetrain: DOHC
Number of cylinders: 8 8
Number of valves per cylinder: 4 5
Compression ratio: 10.5 11
Piston Stroke: 88.3 mm 93 mm
Cylinder Bore: 89 mm 84.5 mm
Wheel Drive: All wheel drive (4x4) All wheel drive (4x4)
Number of Gears (automatic transmission): 8 Steptronic 5
Number of Gears (manual transmission): 6
Length: 4851 mm 4833 mm
Width: 1902 mm 1850 mm
Width including mirrors: 2137 mm
Height: 1345 mm 1443 mm
Wheelbase: 2822 mm 2759 mm
Front track: 1627 mm 1578 mm
Rear (Back) track: 1642 mm 1590 mm
Ride height(clearance): 125 mm
Front overhang: 953 mm
Rear overhang: 1076 mm
Minimum volume of Luggage (trunk): 350 l 434 l
Front suspension: Double wishbone Independent multi-link
Rear suspension: Multi-link independent Independent on trapezoidal lever
Max weight: 2515 kg 2275 kg
Front brakes: Ventilated discs Ventilated discs
Rear brakes: Ventilated discs Ventilated discs
Kerb Weight: 2015 kg 1735 kg
ABS: yes yes
Steering type: Steering rack and pinion Steering rack and pinion
Power steering: Electric Steering Hydraulic Steering
Max. roof load: 100 kg
Permitted trailer load with brakes (8%): 2100 kg
Minimum turning circle (turning diameter): 11.9 m 11.68 m
Permitted trailer load with brakes (12%): 2100 kg
Permitted trailer load without brakes: 750 kg
Permitted towbar download: 85 kg
Tire size: 245/35 R20 95Y; 275/30 R20 97Y 255/40 R17
Wheel rims size: 8J x 20; 9J x 20 8J x 17