1981 Audi 100 vs. 1985 Audi 90
To start off, 1985 Audi 90 is newer by 4 year(s). Which means there will be less support and parts availability for 1981 Audi 100. In addition, the cost of maintenance, including insurance, on 1981 Audi 100 would be higher. At 1,992 cc (5 cylinders), 1985 Audi 90 is equipped with a bigger engine. In terms of performance, 1985 Audi 90 (114 HP @ 5700 RPM) has 29 more horse power than 1981 Audi 100. (85 HP @ 5600 RPM) In normal driving conditions, 1985 Audi 90 should accelerate faster than 1981 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1981 Audi 100 weights approximately 60 kg more than 1985 Audi 90.
Let's talk about torque, 1985 Audi 90 (168 Nm @ 3200 RPM) has 44 more torque (in Nm) than 1981 Audi 100. (124 Nm @ 3200 RPM). This means 1985 Audi 90 will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi 100.
Compare all specifications:
| 1981 Audi 100 | 1985 Audi 90 | |
| Make | Audi | Audi |
| Model | 100 | 90 |
| Year Released | 1981 | 1985 |
| Engine Position | Front | Front |
| Engine Size | 1587 cc | 1992 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 85 HP | 114 HP |
| Engine RPM | 5600 RPM | 5700 RPM |
| Torque | 124 Nm | 168 Nm |
| Torque RPM | 3200 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 4 seats |
| Vehicle Weight | 1110 kg | 1050 kg |
| Vehicle Length | 4600 mm | 4470 mm |
| Vehicle Width | 1770 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1370 mm |
| Wheelbase Size | 2680 mm | 2550 mm |
