2005 Audi A6 vs. 1991 Audi 100
To start off, 2005 Audi A6 is newer by 14 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, 2005 Audi A6 (177 HP @ 4000 RPM) has 5 more horse power than 1991 Audi 100. (172 HP @ 5500 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 449 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi A6 (370 Nm) has 120 more torque (in Nm) than 1991 Audi 100. (250 Nm). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 2005 Audi A6 | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | A6 | 100 |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2496 cc | 2771 cc |
| Horse Power | 177 HP | 172 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 370 Nm | 250 Nm |
| Fuel Type | Diesel | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1955 kg | 1506 kg |
| Vehicle Length | 4820 mm | 4800 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1560 mm | 1450 mm |
