2004 Audi A4 vs. 1975 Audi 80
To start off, 2004 Audi A4 is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Audi 80. In addition, the cost of maintenance, including insurance, on 1975 Audi 80 would be higher. At 1,984 cc (4 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (187 HP @ 5100 RPM) has 77 more horse power than 1975 Audi 80. (110 HP @ 6100 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1975 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 628 kg more than 1975 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1975 Audi 80. In wet, icy, snow, or gravel driving conditions, 2004 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, 2004 Audi A4 (280 Nm @ 1800 RPM) has 140 more torque (in Nm) than 1975 Audi 80. (140 Nm @ 5000 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Audi 80.
Compare all specifications:
| 2004 Audi A4 | 1975 Audi 80 | |
| Make | Audi | Audi |
| Model | A4 | 80 |
| Year Released | 2004 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1588 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 187 HP | 110 HP |
| Engine RPM | 5100 RPM | 6100 RPM |
| Torque | 280 Nm | 140 Nm |
| Torque RPM | 1800 RPM | 5000 RPM |
| Engine Bore Size | 82.5 mm | 79.5 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Engine Compression Ratio | 10.5:1 | 9.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1540 kg | 912 kg |
| Vehicle Length | 4590 mm | 4390 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2470 mm | 2550 mm |
| Fuel Tank Capacity | 63 L | 60 L |
