1991 Audi 90 vs. 2006 Audi A4
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 90. In addition, the cost of maintenance, including insurance, on 1991 Audi 90 would be higher. At 2,976 cc (6 cylinders), 2006 Audi A4 is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (217 HP @ 6300 RPM) has 103 more horse power than 1991 Audi 90. (114 HP @ 5400 RPM) In normal driving conditions, 2006 Audi A4 should accelerate faster than 1991 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 480 kg more than 1991 Audi 90. 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 (301 Nm @ 3200 RPM) has 129 more torque (in Nm) than 1991 Audi 90. (172 Nm @ 4000 RPM). This means 2006 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 90.
Compare all specifications:
| 1991 Audi 90 | 2006 Audi A4 | |
| Make | Audi | Audi |
| Model | 90 | A4 |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1992 cc | 2976 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 114 HP | 217 HP |
| Engine RPM | 5400 RPM | 6300 RPM |
| Torque | 172 Nm | 301 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1110 kg | 1590 kg |
| Vehicle Length | 4400 mm | 4580 mm |
| Vehicle Width | 1700 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1400 mm |
| Wheelbase Size | 2550 mm | 2660 mm |
