1998 Audi A3 vs. 1984 Audi 90
To start off, 1998 Audi A3 is newer by 14 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 14 more horse power than 1998 Audi A3. (100 HP @ 5600 RPM) In normal driving conditions, 1984 Audi 90 should accelerate faster than 1998 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 1998 Audi A3 weights approximately 84 kg more than 1984 Audi 90.
Let's talk about torque, 1984 Audi 90 (168 Nm @ 3200 RPM) has 24 more torque (in Nm) than 1998 Audi A3. (144 Nm @ 3800 RPM). This means 1984 Audi 90 will have an easier job in driving up hills or pulling heavy equipment than 1998 Audi A3.
Compare all specifications:
| 1998 Audi A3 | 1984 Audi 90 | |
| Make | Audi | Audi |
| Model | A3 | 90 |
| Year Released | 1998 | 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 | 100 HP | 114 HP |
| Engine RPM | 5600 RPM | 5700 RPM |
| Torque | 144 Nm | 168 Nm |
| Torque RPM | 3800 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 77.4 mm | 77.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1140 kg | 1056 kg |
| Vehicle Length | 4160 mm | 4470 mm |
| Vehicle Width | 1740 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2770 mm | 2550 mm |
