1991 Audi 80 vs. 2004 Audi A4
To start off, 2004 Audi A4 is newer by 13 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 1,984 cc (4 cylinders), 1991 Audi 80 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (197 HP @ 5100 RPM) has 83 more horse power than 1991 Audi 80. (114 HP @ 5400 RPM) In normal driving conditions, 2004 Audi A4 should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 160 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 four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2004 Audi A4 (280 Nm @ 1800 RPM) has 113 more torque (in Nm) than 1991 Audi 80. (167 Nm @ 3200 RPM). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 80.
Compare all specifications:
| 1991 Audi 80 | 2004 Audi A4 | |
| Make | Audi | Audi |
| Model | 80 | A4 |
| Year Released | 1991 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 1983 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 197 HP |
| Engine RPM | 5400 RPM | 5100 RPM |
| Torque | 167 Nm | 280 Nm |
| Torque RPM | 3200 RPM | 1800 RPM |
| Engine Bore Size | 82.5 mm | 82.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Top Speed | 190 km/hour | 238 km/hour |
| Acceleration 0-100mph | 11.9 seconds | 7.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1330 kg | 1490 kg |
| Vehicle Length | 4490 mm | 4590 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1410 mm | 1430 mm |
| Wheelbase Size | 2600 mm | 2470 mm |
| Fuel Consumption Highway | 8.1 L/100km | 6.6 L/100km |
| Fuel Consumption City | 12.7 L/100km | 12.6 L/100km |
| Fuel Consumption Overall | 6.9 L/100km | 8.8 L/100km |
| Fuel Tank Capacity | 64 L | 63 L |
