2001 Audi RS4 vs. 1986 Audi 90
To start off, 2001 Audi RS4 is newer by 15 year(s). Which means there will be less support and parts availability for 1986 Audi 90. In addition, the cost of maintenance, including insurance, on 1986 Audi 90 would be higher. At 2,671 cc (6 cylinders), 2001 Audi RS4 is equipped with a bigger engine. In terms of performance, 2001 Audi RS4 (377 HP @ 6300 RPM) has 263 more horse power than 1986 Audi 90. (114 HP @ 5700 RPM). In normal driving conditions, 2001 Audi RS4 should accelerate faster than 1986 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2001 Audi RS4 weights approximately 535 kg more than 1986 Audi 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2001 Audi RS4 (449 Nm @ 2500 RPM) has 280 more torque (in Nm) than 1986 Audi 90. (169 Nm @ 3200 RPM). This means 2001 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 1986 Audi 90.
Compare all specifications:
| 2001 Audi RS4 | 1986 Audi 90 | |
| Make | Audi | Audi |
| Model | RS4 | 90 |
| Year Released | 2001 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 1994 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | V | in-line |
| Horse Power | 377 HP | 114 HP |
| Engine RPM | 6300 RPM | 5700 RPM |
| Torque | 449 Nm | 169 Nm |
| Torque RPM | 2500 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1585 kg | 1050 kg |
| Vehicle Length | 4480 mm | 4470 mm |
| Vehicle Width | 1740 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2610 mm | 2550 mm |
