Full specs1979 BMW 728i specifications
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| bodywork | |||
|---|---|---|---|
| Body type | 4/5 seater sedan/saloon | ||
| Number of doors | 4 | ||
| Designer | Paul Bracq | ||
| dimensions & weights | |||
| Wheelbase | 2795 mm | 110 inches | |
| Track/tread (front) | 1500 mm | 59.1 inches | |
| Track/tread (rear) | 1520 mm | 59.8 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 | 1470 kg | 3241 lb | |
| Weight distribution | |||
| fuel tank capacity | 100 litres | 22 [26.4] UK [US] gal. | |
| aerodynamics | |||
| Drag coefficient | 0.42 | ||
| 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) |
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| Bore × Stroke | 86 × 80 mm
3.39 × 3.15 in |
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| Bore/stroke ratio | 1.08 | ||
| Valve gear | single overhead camshaft (SOHC)
2 valves per cylinder 12 valves in total |
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| maximum power output (DIN) |
184 PS (181 bhp) (135 kW) at 5800 rpm |
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| maximum torque (DIN) |
240 Nm (177 ft·lb) (24.5 kgm) at 4200 rpm |
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| Specific output (DIN) |
48.4 kW/litre 65.8 ps/litre 64.9 bhp/litre 1.06 bhp/cu in |
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| Specific torque (DIN) |
86.08 Nm/litre
1.04 ft·lb/cu3 |
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| 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 | 6500 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 | 9.3 s | ||
| Acceleration 0-100km/h | |||
| Acceleration 0-160km/h (100mph) | |||
| Standing quarter-mile | 16.6 s | ||
| Standing kilometre | |||
| Maximum speed | 201 km/h (125 mph) | ||
| Power-to-weight ratio | Higher is better 124.84 PS/tonne (1000 kg) 0.12 PS/kg 91.82 kW/tonne (1000 kg) 0.09 kW/kg 123.13 bhp/tonne (1000 kg) 0.12 bhp/kg 0.05 bhp/lb |
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| Weight-to-power ratio | Lower is better 10.89 kg/kW 18.19 lb/bhp |
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| 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 | 11.40 m | ||
| 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 | ||
| Tyres rear | 195/70 HR 14 | ||
| Brakes F/R | VeDi/Di-S | ||
| Front brake diameter | 280 mm | ||
| Rear brake diameter | 280 mm | ||
| Braked area | |||
| Gearbox | 5 speed manual | ||
| Top gear ratio | 0.81 | ||
| Final drive ratio | 3.64 | ||
| general | |||
| Carfolio.com ID | 31581 | ||
| Production total | |||
| Model code | |||
| Model family | E23 | ||
| RAC rating | 27.5 | ||
| Insurance classification | No information available | ||
| Tax band | No information available | ||
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1979 BMW 728i added before December 1995. Last modified 2019-08-09. |
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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 4M 2788 cm3/170.1cuin 184 PS 181 bhp 135 kW 1490 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
4 door sedan/saloon FR 3A 3210 cm3/195.9cuin 252 PS 249 bhp 185 kW 1600 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
4 door sedan/saloon FR 3A 3210 cm3/195.9cuin 200 PS 197 bhp 147 kW 1620 kg
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