1991 Audi 80 vs. 2005 Audi A4
To start off, 2005 Audi A4 is newer by 14 year(s). Which means there will be less support and parts availability for 1991 Audi 80. In addition, the cost of maintenance, including insurance, on 1991 Audi 80 would be higher. At 2,771 cc (6 cylinders), 1991 Audi 80 is equipped with a bigger engine. In terms of performance, both vehicles can yield 174 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 weights approximately 195 kg more than 1991 Audi 80.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Audi 80. In wet, icy, snow, or gravel driving conditions, 2005 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, 1991 Audi 80 (249 Nm) has 19 more torque (in Nm) than 2005 Audi A4. (230 Nm). This means 1991 Audi 80 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 1991 Audi 80 | 2005 Audi A4 | |
| Make | Audi | Audi |
| Model | 80 | A4 |
| Year Released | 1991 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1785 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 174 HP | 174 HP |
| Engine RPM | 5500 RPM | 4000 RPM |
| Torque | 249 Nm | 230 Nm |
| Engine Bore Size | 82.5 mm | 81 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Engine Compression Ratio | 10.3:1 | 9.3:1 |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1400 kg | 1595 kg |
| Vehicle Length | 4490 mm | 4550 mm |
| Vehicle Width | 1710 mm | 1770 mm |
| Vehicle Height | 1400 mm | 1430 mm |
| Wheelbase Size | 2610 mm | 2660 mm |
