Car technical specifications and fuel economy / consumption / mpg

Comparison BMW M3 Convertible (E46) 3.2i 24V (343 Hp) & BMW 7 Series (E23, facelift 1983) 728i (184 Hp) Automatic


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BMW M3 Convertible (E46) 3.2i 24V (343 Hp)
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BMW 7 Series (E23, facelift 1983) 728i (184 Hp) Automatic
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Brand: BMW BMW
Model: M3 7 Series
Generation: M3 Convertible (E46) 7 Series (E23, facelift 1983)
Engine / modification: 3.2i 24V (343 Hp) 728i (184 Hp) Automatic
Production start: 2001 year 1983 year
Production end: 2006 year 1986 year
Coupe type: Cabriolet Sedan
Num. of Doors: 2 4
Num. of seats: 4 5
Fuel consumption / economy - urban: 17.9 l/100 km 14.5 l/100 km
Fuel consumption / economy - extra urban: 8.8 l/100 km 7.8 l/100 km
Fuel consumption / economy - combined: 12.1 l/100 km 10.7 l/100 km
Fuel Type: Petrol (Gasoline) Petrol (Gasoline)
Drag coefficient: 0.35 0.40
Fuel tank volume: 63 l 100 l
Power: 343 hp 184 hp
Max power in: 7900 rpm. 5800 rpm.
Maximum speed: 250 km/h 195 km/h
Acceleration from 0 to 100 km/h: 5.5 sec 11.4 sec
Torque: 365 Nm @ 4900 rpm. 240 Nm @ 4200 rpm.
Model Engine: S54B32
Engine position: Front, longitudinal Front, longitudinal
Engine displacement: 3246 cm3 2788 cm3
Engine oil capacity: 5.5 l
Coolant: 6 l
Fuel System: Multi-point injection Multi-point injection
Position of cylinders: Inline Inline
Valvetrain: DOHC
Number of cylinders: 6 6
Number of valves per cylinder: 4 2
Compression ratio: 11.5 9.3
Piston Stroke: 91 mm 80 mm
Cylinder Bore: 87 mm 86 mm
Wheel Drive: Rear wheel drive Rear wheel drive
Number of Gears (automatic transmission): - 4
Number of Gears (manual transmission): 6
Length: 4492 mm 4860 mm
Width: 1780 mm 1800 mm
Height: 1363 mm 1430 mm
Wheelbase: 2731 mm 2795 mm
Front track: 1508 mm 1502 mm
Rear (Back) track: 1525 mm 1524 mm
Minimum volume of Luggage (trunk): 300 l 480 l
Front suspension: Wishbone Independent, Spring McPherson, with stabilizer
Rear suspension: Helical spring Independent, spring
Max weight: 2100 kg 1980 kg
Front brakes: Ventilated discs Disc
Rear brakes: Disc Drum
Kerb Weight: 1655 kg 1490 kg
ABS: yes
Steering type: Steering rack and pinion
Power steering: Hydraulic Steering
Minimum turning circle (turning diameter): 11.0 m 11.6 m
Tire size: 225/45 R18; 255/40 R18 195/70 HR 14
Wheel rims size: 8J x 18; 9J x 18 R14