1989 Audi 90 vs. 1975 BMW 1502
To start off, 1989 Audi 90 is newer by 14 year(s). Which means there will be less support and parts availability for 1975 BMW 1502. In addition, the cost of maintenance, including insurance, on 1975 BMW 1502 would be higher. At 2,308 cc (5 cylinders), 1989 Audi 90 is equipped with a bigger engine. In terms of performance, 1989 Audi 90 (136 HP @ 5500 RPM) has 63 more horse power than 1975 BMW 1502. (73 HP @ 5800 RPM). In normal driving conditions, 1989 Audi 90 should accelerate faster than 1975 BMW 1502. With that said, vehicle weight also plays an important factor in acceleration. 1989 Audi 90 weights approximately 297 kg more than 1975 BMW 1502. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Audi 90 is four wheel drive (4WD), it will have significant more traction and grip than 1975 BMW 1502. In wet, icy, snow, or gravel driving conditions, 1989 Audi 90 will offer significantly more control. 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, 1989 Audi 90 (188 Nm @ 3000 RPM) has 70 more torque (in Nm) than 1975 BMW 1502. (118 Nm @ 3700 RPM). This means 1989 Audi 90 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 1502.
Compare all specifications:
| 1989 Audi 90 | 1975 BMW 1502 | |
| Make | Audi | BMW |
| Model | 90 | 1502 |
| Year Released | 1989 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2308 cc | 1573 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 136 HP | 73 HP |
| Engine RPM | 5500 RPM | 5800 RPM |
| Torque | 188 Nm | 118 Nm |
| Torque RPM | 3000 RPM | 3700 RPM |
| Engine Bore Size | 82.5 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 71 mm |
| Engine Compression Ratio | 10.0:1 | 8.0:1 |
| Top Speed | 206 km/hour | 155 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1277 kg | 980 kg |
| Vehicle Length | 4400 mm | 4240 mm |
| Vehicle Width | 1700 mm | 1600 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 2540 mm | 2510 mm |
