2003 Audi A3 vs. 1984 Audi 90
To start off, 2003 Audi A3 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 2,226 cc (5 cylinders), 1984 Audi 90 is equipped with a bigger engine. In terms of performance, 1984 Audi 90 (139 HP @ 5700 RPM) has 39 more horse power than 2003 Audi A3. (100 HP @ 5600 RPM) In normal driving conditions, 1984 Audi 90 should accelerate faster than 2003 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 1984 Audi 90 weights approximately 55 kg more than 2003 Audi A3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1984 Audi 90 (190 Nm @ 3500 RPM) has 42 more torque (in Nm) than 2003 Audi A3. (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 A3.
Compare all specifications:
| 2003 Audi A3 | 1984 Audi 90 | |
| Make | Audi | Audi |
| Model | A3 | 90 |
| Year Released | 2003 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 2226 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 139 HP |
| Engine RPM | 5600 RPM | 5700 RPM |
| Torque | 148 Nm | 190 Nm |
| Torque RPM | 3800 RPM | 3500 RPM |
| Engine Bore Size | 81.1 mm | 81 mm |
| Engine Stroke Size | 77.4 mm | 86.4 mm |
| Vehicle Weight | 1205 kg | 1260 kg |
| Vehicle Length | 4210 mm | 4470 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2580 mm | 2550 mm |
