2007 Audi A3 vs. 1985 Audi 90
To start off, 2007 Audi A3 is newer by 22 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 1,992 cc (5 cylinders), 1985 Audi 90 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (138 HP @ 4000 RPM) has 24 more horse power than 1985 Audi 90. (114 HP @ 5700 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 1985 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 366 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, 2007 Audi A3 (320 Nm @ 1750 RPM) has 152 more torque (in Nm) than 1985 Audi 90. (168 Nm @ 3200 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1985 Audi 90.
Compare all specifications:
| 2007 Audi A3 | 1985 Audi 90 | |
| Make | Audi | Audi |
| Model | A3 | 90 |
| Year Released | 2007 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 1992 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 114 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 320 Nm | 168 Nm |
| Torque RPM | 1750 RPM | 3200 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 95.5 mm | 77.4 mm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1416 kg | 1050 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 |
