1995 Audi A4 vs. 1991 Audi 100
To start off, 1995 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (172 HP @ 5500 RPM) has 49 more horse power than 1995 Audi A4. (123 HP @ 5800 RPM) In normal driving conditions, 1991 Audi 100 should accelerate faster than 1995 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 281 kg more than 1995 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1991 Audi 100 (250 Nm @ 3000 RPM) has 77 more torque (in Nm) than 1995 Audi A4. (173 Nm @ 3950 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 1995 Audi A4.
Compare all specifications:
| 1995 Audi A4 | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | A4 | 100 |
| Year Released | 1995 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2771 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 172 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 173 Nm | 250 Nm |
| Torque RPM | 3950 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 82.5 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1225 kg | 1506 kg |
| Vehicle Length | 4480 mm | 4800 mm |
| Vehicle Width | 1740 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1450 mm |
