1979 BMW 728 vs. 2000 BMW 520
To start off, 2000 BMW 520 is newer by 21 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 13 more horse power than 2000 BMW 520. (168 HP @ 6100 RPM). In normal driving conditions, 1979 BMW 728 should accelerate faster than 2000 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2000 BMW 520 weights approximately 200 kg more than 1979 BMW 728.
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 30 more torque (in Nm) than 2000 BMW 520. (210 Nm @ 3500 RPM). This means 1979 BMW 728 will have an easier job in driving up hills or pulling heavy equipment than 2000 BMW 520.
Compare all specifications:
| 1979 BMW 728 | 2000 BMW 520 | |
| Make | BMW | BMW |
| Model | 728 | 520 |
| Year Released | 1979 | 2000 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2788 cc | 2171 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 181 HP | 168 HP |
| Engine RPM | 5800 RPM | 6100 RPM |
| Torque | 240 Nm | 210 Nm |
| Torque RPM | 4200 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 80 mm |
| Engine Stroke Size | 80 mm | 72 mm |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1470 kg | 1670 kg |
| Vehicle Length | 4870 mm | 4810 mm |
| Vehicle Width | 1810 mm | 1810 mm |
| Vehicle Height | 1440 mm | 1450 mm |
| Wheelbase Size | 2800 mm | 2840 mm |
| Fuel Tank Capacity | 100 L | 70 L |
