1979 BMW 728i specifications

1979 BMW 728i data
 
bodywork
Body type4/5 seater sedan/saloon
Number of doors4
DesignerPaul Bracq
dimensions & weights
Wheelbase 2795 mm 110 inches
Track/tread (front) 1508 mm 59.4 inches
Track/tread (rear) 1522 mm 59.9 inches
Length 4860 mm 191.3 inches
Width 1800 mm 70.9 inches
Height 1430 mm 56.3 inches
Ground clearance
length:wheelbase ratio 1.74
Kerb weight 1490 kg 3285 lb
Weight distribution
fuel tank capacity 85 litres 18.7 [22.5] UK [US] gal.
aerodynamics
Drag coefficient
Frontal area
CdA
Powertrain
engine type naturally aspirated petrol
Engine manufacturer BMW
Engine code M30
Cylinders Straight 6
Capacity 2.8 litre
2788 cc
(170.134 cu in)
Bore × Stroke 86 × 80 mm
3.39 × 3.15 in
Bore/stroke ratio 1.08
Valve gear single overhead camshaft (SOHC)
2 valves per cylinder
12 valves in total
maximum power output
(DIN)
184 PS (181 bhp) (135 kW)
at 5800 rpm
maximum torque
(DIN)
240 Nm (177 ft·lb) (24.5 kgm)
at 4200 rpm
Specific output
(DIN)
48.4 kW/litre
65.8 ps/litre
64.9 bhp/litre
1.06 bhp/cu in
Specific torque
(DIN)
86.08 Nm/litre
1.04 ft·lb/cu3
Engine construction cast iron block; light alloy head
Lubrication wet sumped
compression ratio 9.3:1
Fuel system Bosch L-Jetronic fuel injection
bmep (brake mean effective pressure) 1081.8 kPa (156.9 psi)
Maximum RPM
crankshaft bearings 7
Engine coolant Water
Unitary capacity 464.67 cc
Aspiration Normal
Compressor N/A
Intercooler None
Catalytic converter N
performance
Acceleration 0-80km/h (50mph)
Acceleration 0-60mph
Acceleration 0-100km/h 9.5 s
Acceleration 0-160km/h (100mph)
Standing quarter-mile
Standing kilometre 30.7 s
Maximum speed 196 km/h (122 mph)
Power-to-weight ratio Higher is better
123.17 PS/tonne (1000 kg)
0.12 PS/kg
90.59 kW/tonne (1000 kg)
0.09 kW/kg
121.48 bhp/tonne (1000 kg)
0.12 bhp/kg
0.05 bhp/lb
Weight-to-power ratio Lower is better
11.04 kg/kW
18.44 lb/bhp
fuel consumption
Fuel consumption
universal fuel consumption (calculated from the above)
litres/100km
km/litre
UK MPG
US MPG
Carbon dioxide emissions
Carfolio Calculated CO2 ?
VED band (UK)
CO2 Effizienz (DE)
chassis
Engine position front
Engine layout longitudinal
Drive wheels rear wheel drive  
Torque split N/A
Steering
turns lock-to-lock 3.800
Turning circle
Front suspension I.CS.ARB.
Rear suspension I.STA.CS.
Wheel size front 6J x 14 H2
Wheel size rear 6J x 14 H2
Tyres front 195/70 HR 14 88H
Tyres rear 195/70 HR 14 88H
Brakes F/R VeDi/Di-S
Front brake diameter 280 mm
Rear brake diameter 280 mm
Braked area
Gearbox 4 speed manual
Top gear ratio 1
Final drive ratio 3.64
general
Carfolio.com ID274934
Production total
Model code
Model family E23
RAC rating 27.5
Insurance classification No information available
Tax band No information available
1979 BMW 728i added 2012-06-07.
Last modified 2020-02-02.

BMW 7 Series - E23 models

4 door sedan/​saloon FR 3A 3210 cm3/195.9cuin 180 PS 178 bhp 132 kW 1520 kg
4 door sedan/​saloon FR 5M 3430 cm3/209.3cuin 218 PS 215 bhp 160 kW 1500 kg
4 door sedan/​saloon FR 4A 3430 cm3/209.3cuin 252 PS 249 bhp 185 kW 1590 kg
4 door sedan/​saloon FR 3A 3210 cm3/195.9cuin 175 PS 173 bhp 129 kW 1610 kg
4 door sedan/​saloon FR 5M 2788 cm3/170.1cuin 184 PS 181 bhp 135 kW 1470 kg
4 door sedan/​saloon FR 3A 2788 cm3/170.1cuin 184 PS 181 bhp 135 kW 1505 kg
4 door sedan/​saloon FR 5M 3210 cm3/195.9cuin 200 PS 197 bhp 147 kW 1500 kg
4 door sedan/​saloon FR 5M 3453 cm3/210.7cuin 218 PS 215 bhp 160 kW 1530 kg
BMW 745i -
4 door sedan/​saloon FR 3A 3210 cm3/195.9cuin 252 PS 249 bhp 185 kW 1600 kg
BMW 728 -
4 door sedan/​saloon FR 4M 2788 cm3/170.1cuin 170 PS 168 bhp 125 kW 1530 kg
4 door sedan/​saloon FR 3A 2788 cm3/170.1cuin 170 PS 168 bhp 125 kW 1550 kg
4 door sedan/​saloon FR 5M 2495 cm3/152.3cuin 150 PS 148 bhp 110 kW
4 door sedan/​saloon FR 4M 2986 cm3/182.2cuin 184 PS 181 bhp 135 kW 1580 kg
4 door sedan/​saloon FR 3A 2986 cm3/182.2cuin 184 PS 181 bhp 135 kW 1600 kg
BMW 733i -
4 door sedan/​saloon FR 4M 3210 cm3/195.9cuin 200 PS 197 bhp 147 kW 1600 kg
4 door sedan/​saloon FR 3A 3210 cm3/195.9cuin 200 PS 197 bhp 147 kW 1620 kg
Cars similar to the 1979 BMW 728i
Mercedes-Benz 280 E -
4 door sedan/​saloon FR 4M 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW 1475 kg
4 door sedan/​saloon FR 5M 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW 1475 kg
4 door sedan/​saloon FR 4M 2746 cm3/167.6cuin 188 PS 185 bhp 138 kW 1460 kg
4 door sedan/​saloon FR 4A 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW 1475 kg
4 door sedan/​saloon FR 5M 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW
4 door sedan/​saloon FR 4M 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW 1560 kg
4 door sedan/​saloon FR 4M 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW 1610 kg
4 door sedan/​saloon FR 4A 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW
4 door sedan/​saloon FR 4A 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW
4 door sedan/​saloon FR 4M 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW 1645 kg
4 door sedan/​saloon FR 4A 2746 cm3/167.6cuin 185 PS 182 bhp 136 kW
Opel Senator -
4 door sedan/​saloon FR 5M 2969 cm3/181.2cuin 183 PS 180 bhp 134 kW 1485 kg
4 door sedan/​saloon FR 3A 2969 cm3/181.2cuin 183 PS 180 bhp 134 kW 1495 kg
4 door sedan/​saloon FR 3A 3376 cm3/206.0cuin 183 PS 180 bhp 134 kW 1845 kg