1999 Audi A4 vs. 1991 Audi 80
To start off, 1999 Audi A4 is newer by 8 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, 1999 Audi A4 (123 HP @ 5800 RPM) has 8 more horse power than 1991 Audi 80. (115 HP @ 5400 RPM). In normal driving conditions, 1999 Audi A4 should accelerate faster than 1991 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 1999 Audi A4 weights approximately 45 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, both vehicles can yield 168 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 1999 Audi A4 | 1991 Audi 80 | |
| Make | Audi | Audi |
| Model | A4 | 80 |
| Year Released | 1999 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1984 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 115 HP |
| Engine RPM | 5800 RPM | 5400 RPM |
| Torque | 168 Nm | 168 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 92.8 mm |
| Engine Compression Ratio | 10.3:1 | 10.4:1 |
| Top Speed | 201 km/hour | 190 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1285 kg | 1240 kg |
| Vehicle Length | 4480 mm | 4490 mm |
| Vehicle Width | 1740 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1400 mm |
| Wheelbase Size | 2630 mm | 2610 mm |
| Fuel Tank Capacity | 62 L | 66 L |
