1979 BMW 728 vs. 1983 BMW 323
To start off, 1983 BMW 323 is newer by 4 year(s). Which means there will be less support and parts availability for 1979 BMW 728. In addition, the cost of maintenance, including insurance, on 1979 BMW 728 would be higher. At 2,788 cc (6 cylinders), 1979 BMW 728 is equipped with a bigger engine. In terms of performance, 1979 BMW 728 (181 HP @ 5800 RPM) has 33 more horse power than 1983 BMW 323. (148 HP @ 6000 RPM). In normal driving conditions, 1979 BMW 728 should accelerate faster than 1983 BMW 323. With that said, vehicle weight also plays an important factor in acceleration. 1979 BMW 728 weights approximately 343 kg more than 1983 BMW 323. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1979 BMW 728 (240 Nm @ 4200 RPM) has 35 more torque (in Nm) than 1983 BMW 323. (205 Nm @ 4000 RPM). This means 1979 BMW 728 will have an easier job in driving up hills or pulling heavy equipment than 1983 BMW 323.
Compare all specifications:
| 1979 BMW 728 | 1983 BMW 323 | |
| Make | BMW | BMW |
| Model | 728 | 323 |
| Year Released | 1979 | 1983 |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 2315 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 148 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 240 Nm | 205 Nm |
| Torque RPM | 4200 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 80 mm |
| Engine Stroke Size | 80 mm | 76.8 mm |
| Engine Compression Ratio | 9.3:1 | 9.8:1 |
| Top Speed | 201 km/hour | 205 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1470 kg | 1127 kg |
| Vehicle Length | 4870 mm | 4330 mm |
| Vehicle Width | 1810 mm | 1650 mm |
| Vehicle Height | 1440 mm | 1390 mm |
| Wheelbase Size | 2800 mm | 2630 mm |
| Fuel Tank Capacity | 100 L | 55 L |
