1975 Alfa Romeo Alfetta vs. 1981 BMW 528
To start off, 1981 BMW 528 is newer by 6 year(s). Which means there will be less support and parts availability for 1975 Alfa Romeo Alfetta. In addition, the cost of maintenance, including insurance, on 1975 Alfa Romeo Alfetta would be higher. At 2,788 cc (6 cylinders), 1981 BMW 528 is equipped with a bigger engine. In terms of performance, 1981 BMW 528 (181 HP @ 5800 RPM) has 73 more horse power than 1975 Alfa Romeo Alfetta. (108 HP @ 5600 RPM) In normal driving conditions, 1981 BMW 528 should accelerate faster than 1975 Alfa Romeo Alfetta. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 528 weights approximately 220 kg more than 1975 Alfa Romeo Alfetta. 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, 1981 BMW 528 (240 Nm @ 4200 RPM) has 98 more torque (in Nm) than 1975 Alfa Romeo Alfetta. (142 Nm @ 4300 RPM). This means 1981 BMW 528 will have an easier job in driving up hills or pulling heavy equipment than 1975 Alfa Romeo Alfetta.
Compare all specifications:
| 1975 Alfa Romeo Alfetta | 1981 BMW 528 | |
| Make | Alfa Romeo | BMW |
| Model | Alfetta | 528 |
| Year Released | 1975 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 2788 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 108 HP | 181 HP |
| Engine RPM | 5600 RPM | 5800 RPM |
| Torque | 142 Nm | 240 Nm |
| Torque RPM | 4300 RPM | 4200 RPM |
| Engine Bore Size | 78 mm | 86 mm |
| Engine Stroke Size | 82 mm | 80 mm |
| Engine Compression Ratio | 9.0:1 | 9.3:1 |
| Top Speed | 175 km/hour | 212 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1080 kg | 1300 kg |
| Vehicle Length | 4290 mm | 4630 mm |
| Vehicle Width | 1620 mm | 1710 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2520 mm | 2630 mm |
| Fuel Tank Capacity | 49 L | 70 L |
