2006 Audi A4 vs. 1991 Audi 80
To start off, 2006 Audi A4 is newer by 15 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 2,496 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (161 HP @ 4000 RPM) has 46 more horse power than 1991 Audi 80. (115 HP @ 5400 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 272 kg more than 1991 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear 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, 2006 Audi A4 (350 Nm @ 1500 RPM) has 182 more torque (in Nm) than 1991 Audi 80. (168 Nm @ 3200 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 80.
Compare all specifications:
| 2006 Audi A4 | 1991 Audi 80 | |
| Make | Audi | Audi |
| Model | A4 | 80 |
| Year Released | 2006 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 1984 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 161 HP | 115 HP |
| Engine RPM | 4000 RPM | 5400 RPM |
| Torque | 350 Nm | 168 Nm |
| Torque RPM | 1500 RPM | 3200 RPM |
| Engine Bore Size | 78.3 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Engine Compression Ratio | 18.0:1 | 10.4:1 |
| Top Speed | 227 km/hour | 190 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1512 kg | 1240 kg |
| Vehicle Length | 4550 mm | 4490 mm |
| Vehicle Width | 1780 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2660 mm | 2610 mm |
| Fuel Tank Capacity | 70 L | 66 L |
