2006 Audi A6 vs. 1991 Audi 100
To start off, 2006 Audi A6 is newer by 15 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 2,461 cc (5 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 2006 Audi A6 (175 HP @ 6000 RPM) has 62 more horse power than 1991 Audi 100. (113 HP @ 4000 RPM). In normal driving conditions, 2006 Audi A6 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 198 kg more than 2006 Audi A6.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1991 Audi 100 (265 Nm @ 2250 RPM) has 35 more torque (in Nm) than 2006 Audi A6. (230 Nm @ 3200 RPM). This means 1991 Audi 100 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 1991 Audi 100 | |
| Make | Audi | Audi |
| Model | A6 | 100 |
| Year Released | 2006 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 2461 cc |
| Engine Cylinders | 6 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 175 HP | 113 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 230 Nm | 265 Nm |
| Torque RPM | 3200 RPM | 2250 RPM |
| Engine Bore Size | 81 mm | 81 mm |
| Engine Stroke Size | 77.4 mm | 95.5 mm |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 231 km/hour | 187 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 11.6 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1275 kg | 1473 kg |
| Vehicle Length | 4920 mm | 4810 mm |
| Vehicle Width | 2020 mm | 1790 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2850 mm | 2700 mm |
| Fuel Tank Capacity | 70 L | 80 L |
