2008 Audi A4 vs. 1975 BMW 320
To start off, 2008 Audi A4 is newer by 33 year(s). Which means there will be less support and parts availability for 1975 BMW 320. In addition, the cost of maintenance, including insurance, on 1975 BMW 320 would be higher. At 1,991 cc (6 cylinders), 1975 BMW 320 is equipped with a bigger engine. In terms of performance, 2008 Audi A4 (187 HP @ 5700 RPM) has 59 more horse power than 1975 BMW 320. (128 HP @ 6000 RPM). In normal driving conditions, 2008 Audi A4 should accelerate faster than 1975 BMW 320. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 480 kg more than 1975 BMW 320. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1975 BMW 320. In wet, icy, snow, or gravel driving conditions, 2008 Audi A4 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, 2008 Audi A4 (240 Nm @ 1950 RPM) has 66 more torque (in Nm) than 1975 BMW 320. (174 Nm @ 4000 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1975 BMW 320.
Compare all specifications:
| 2008 Audi A4 | 1975 BMW 320 | |
| Make | Audi | BMW |
| Model | A4 | 320 |
| Year Released | 2008 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1991 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 187 HP | 128 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 240 Nm | 174 Nm |
| Torque RPM | 1950 RPM | 4000 RPM |
| Engine Bore Size | 81 mm | 80 mm |
| Engine Stroke Size | 86.4 mm | 66 mm |
| Engine Compression Ratio | 9.0:1 | 9.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 230 km/hour | 195 km/hour |
| Acceleration 0-100mph | 8.5 seconds | 11.2 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1050 kg |
| Vehicle Length | 4550 mm | 4330 mm |
| Vehicle Width | 1780 mm | 1650 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2660 mm | 2580 mm |
