2003 Audi A4 vs. 1984 Audi 90
To start off, 2003 Audi A4 is newer by 19 year(s). Which means there will be less support and parts availability for 1984 Audi 90. In addition, the cost of maintenance, including insurance, on 1984 Audi 90 would be higher. At 1,994 cc (5 cylinders), 1984 Audi 90 is equipped with a bigger engine. In terms of performance, 1984 Audi 90 (114 HP @ 5700 RPM) has 1 more horse power than 2003 Audi A4. (113 HP @ 5800 RPM) In normal driving conditions, 1984 Audi 90 should accelerate faster than 2003 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Audi A4 weights approximately 239 kg more than 1984 Audi 90.
Let's talk about torque, 1984 Audi 90 (168 Nm @ 3200 RPM) has 20 more torque (in Nm) than 2003 Audi A4. (148 Nm @ 3800 RPM). This means 1984 Audi 90 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi A4.
Compare all specifications:
| 2003 Audi A4 | 1984 Audi 90 | |
| Make | Audi | Audi |
| Model | A4 | 90 |
| Year Released | 2003 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 114 HP |
| Engine RPM | 5800 RPM | 5700 RPM |
| Torque | 148 Nm | 168 Nm |
| Torque RPM | 3800 RPM | 3200 RPM |
| Engine Bore Size | 81.1 mm | 81 mm |
| Engine Stroke Size | 77.4 mm | 77.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1295 kg | 1056 kg |
| Vehicle Length | 4590 mm | 4470 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
