1991 Audi 100 vs. 1984 Audi 90
To start off, 1991 Audi 100 is newer by 7 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 2,460 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1984 Audi 90 (139 HP @ 5700 RPM) has 24 more horse power than 1991 Audi 100. (115 HP @ 4250 RPM) In normal driving conditions, 1984 Audi 90 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 215 kg more than 1984 Audi 90.
Compare all specifications:
| 1991 Audi 100 | 1984 Audi 90 | |
| Make | Audi | Audi |
| Model | 100 | 90 |
| Year Released | 1991 | 1984 |
| Engine Position | Front | Front |
| Engine Size | 2460 cc | 2226 cc |
| Engine Cylinders | 5 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 115 HP | 139 HP |
| Engine RPM | 4250 RPM | 5700 RPM |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1475 kg | 1260 kg |
| Vehicle Length | 4800 mm | 4470 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1450 mm | 1370 mm |
| Wheelbase Size | 2690 mm | 2550 mm |
