2008 Audi A4 vs. 1991 Audi 100
To start off, 2008 Audi A4 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,309 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A4 weights approximately 75 kg more than 1991 Audi 100.
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, 2008 Audi A4 (280 Nm @ 1800 RPM) has 94 more torque (in Nm) than 1991 Audi 100. (186 Nm @ 4000 RPM). This means 2008 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 2008 Audi A4 | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | A4 | 100 |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2309 cc |
| Horse Power | 0 HP | 131 HP |
| Torque | 280 Nm | 186 Nm |
| Torque RPM | 1800 RPM | 4000 RPM |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1485 kg | 1410 kg |
| Vehicle Length | 4580 mm | 4800 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1450 mm |
