1975 Audi 80 vs. 1986 Audi 90
To start off, 1986 Audi 90 is newer by 11 year(s). Which means there will be less support and parts availability for 1975 Audi 80. In addition, the cost of maintenance, including insurance, on 1975 Audi 80 would be higher. At 1,994 cc (5 cylinders), 1986 Audi 90 is equipped with a bigger engine. In terms of performance, 1986 Audi 90 (114 HP @ 5700 RPM) has 39 more horse power than 1975 Audi 80. (75 HP @ 5500 RPM) In normal driving conditions, 1986 Audi 90 should accelerate faster than 1975 Audi 80. With that said, vehicle weight also plays an important factor in acceleration. 1986 Audi 90 weights approximately 138 kg more than 1975 Audi 80. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1986 Audi 90 (169 Nm @ 3200 RPM) has 57 more torque (in Nm) than 1975 Audi 80. (112 Nm @ 3200 RPM). This means 1986 Audi 90 will have an easier job in driving up hills or pulling heavy equipment than 1975 Audi 80.
Compare all specifications:
| 1975 Audi 80 | 1986 Audi 90 | |
| Make | Audi | Audi |
| Model | 80 | 90 |
| Year Released | 1975 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 1588 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 75 HP | 114 HP |
| Engine RPM | 5500 RPM | 5700 RPM |
| Torque | 112 Nm | 169 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Engine Bore Size | 79.5 mm | 81 mm |
| Engine Stroke Size | 80 mm | 77.4 mm |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 912 kg | 1050 kg |
| Vehicle Length | 4390 mm | 4470 mm |
| Vehicle Width | 1690 mm | 1690 mm |
| Vehicle Height | 1370 mm | 1370 mm |
| Wheelbase Size | 2550 mm | 2550 mm |
