1990 Alfa Romeo SZ vs. 1981 BMW 528
To start off, 1990 Alfa Romeo SZ is newer by 9 year(s). Which means there will be less support and parts availability for 1981 BMW 528. In addition, the cost of maintenance, including insurance, on 1981 BMW 528 would be higher. At 2,957 cc (6 cylinders), 1990 Alfa Romeo SZ is equipped with a bigger engine. In terms of performance, 1990 Alfa Romeo SZ (208 HP @ 6200 RPM) has 27 more horse power than 1981 BMW 528. (181 HP @ 5800 RPM). In normal driving conditions, 1990 Alfa Romeo SZ should accelerate faster than 1981 BMW 528. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 528 weights approximately 40 kg more than 1990 Alfa Romeo SZ.
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, 1990 Alfa Romeo SZ (245 Nm @ 4500 RPM) has 5 more torque (in Nm) than 1981 BMW 528. (240 Nm @ 4200 RPM). This means 1990 Alfa Romeo SZ will have an easier job in driving up hills or pulling heavy equipment than 1981 BMW 528.
Compare all specifications:
| 1990 Alfa Romeo SZ | 1981 BMW 528 | |
| Make | Alfa Romeo | BMW |
| Model | SZ | 528 |
| Year Released | 1990 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2957 cc | 2788 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 208 HP | 181 HP |
| Engine RPM | 6200 RPM | 5800 RPM |
| Torque | 245 Nm | 240 Nm |
| Torque RPM | 4500 RPM | 4200 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 72.6 mm | 80 mm |
| Engine Compression Ratio | 9.5:1 | 9.3:1 |
| Top Speed | 230 km/hour | 212 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1260 kg | 1300 kg |
| Vehicle Length | 4290 mm | 4630 mm |
| Vehicle Width | 1740 mm | 1710 mm |
| Vehicle Height | 1320 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2630 mm |
| Fuel Tank Capacity | 50 L | 70 L |
