This 728i 4MT (184 hp) engine was fitted in the E23 Sedan, which was produced by BMW from 1977 to 1982. In addition to this engine, 17 other engines were also available for this body — their technical data and fuel economy are accessible by clicking the body name at the top of the page.
| City fuel consumption per 100 km | 17.8litre |
|---|---|
| Highway fuel consumption per 100 km | 8.8litre |
| Fuel tank capacity | 85litre |
| Cruising range | from 480 to 970km |
| Fuel | 98 RON |
| Top speed | 196km/h |
| Acceleration (0–100 km/h) | 9.5second |
| Displacement | 2788cm3 |
|---|---|
| Engine power | 184bhp |
| RPM at max power | to 5 800RPM |
| Maximum torque | 240Nm |
| RPM at max torque | 4200RPM |
| Engine type | Gasoline |
| Cylinder layout | Inline |
| Injection type | Multi-point injection |
| Number of cylinders | 6 |
| Valves per cylinder | 2 |
| Bore | 86mm |
| Stroke | 80mm |
| Gearbox | Manual |
|---|---|
| Number of gears | 4 |
| Drive wheels | Rear-wheel drive |
| Turning circle | 11.6m |
| Seats | 5 |
|---|---|
| Length | 4860mm |
| Width | 1800mm |
| Height | 1430mm |
| Wheelbase | 2795mm |
| Front track | 1508mm |
| Rear track | 1522mm |
| Ground clearance | 132mm |
| Kerb weight | 1490kg |
| Gross weight | 1960kg |
| Displacement | 470kg |
| Min. boot capacity | 480litre |
| Max. boot capacity | 480litre |
| Permitted road-train weight | 3560kg |
| Body type | Sedan |
| Front suspension | Independent, Lever, Dampers, Spring, Stabilizer bar |
|---|---|
| Rear suspension | Drive axle, Trailing arms, Helical springs |
| Front brakes | Ventilated disc |
| Rear brakes | Disc |
| City | 21.4 litres / 100km |
|---|---|
| Highway | 10.6 litres / 100km |
Estimated from official figures. Actual consumption varies by driving style and conditions.