1985 Audi 90 vs. 2002 Audi A4
To start off, 2002 Audi A4 is newer by 17 year(s). Which means there will be less support and parts availability for 1985 Audi 90. In addition, the cost of maintenance, including insurance, on 1985 Audi 90 would be higher. At 2,391 cc (6 cylinders), 2002 Audi A4 is equipped with a bigger engine. In terms of performance, 2002 Audi A4 (168 HP @ 4000 RPM) has 54 more horse power than 1985 Audi 90. (114 HP @ 5700 RPM) In normal driving conditions, 2002 Audi A4 should accelerate faster than 1985 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi A4 weights approximately 510 kg more than 1985 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, 2002 Audi A4 (310 Nm @ 1400 RPM) has 142 more torque (in Nm) than 1985 Audi 90. (168 Nm @ 3200 RPM). This means 2002 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 90.
Compare all specifications:
| 1985 Audi 90 | 2002 Audi A4 | |
| Make | Audi | Audi |
| Model | 90 | A4 |
| Year Released | 1985 | 2002 |
| Engine Position | Front | Front |
| Engine Size | 1992 cc | 2391 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 114 HP | 168 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 168 Nm | 310 Nm |
| Torque RPM | 3200 RPM | 1400 RPM |
| Engine Bore Size | 81 mm | 78.3 mm |
| Engine Stroke Size | 77.4 mm | 86.4 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 1050 kg | 1560 kg |
| Vehicle Length | 4470 mm | 4550 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1430 mm |
| Wheelbase Size | 2550 mm | 2770 mm |
