2005 Audi A6 vs. 1999 Audi S8
To start off, 2005 Audi A6 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Audi S8. In addition, the cost of maintenance, including insurance, on 1999 Audi S8 would be higher. At 4,172 cc (8 cylinders), 1999 Audi S8 is equipped with a bigger engine. In terms of performance, 1999 Audi S8 (335 HP @ 7000 RPM) has 157 more horse power than 2005 Audi A6. (178 HP @ 4000 RPM) In normal driving conditions, 1999 Audi S8 should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A6 weights approximately 180 kg more than 1999 Audi S8.
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, 1999 Audi S8 (331 Nm) has 11 more torque (in Nm) than 2005 Audi A6. (320 Nm). This means 1999 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
Compare all specifications:
| 2005 Audi A6 | 1999 Audi S8 | |
| Make | Audi | Audi |
| Model | A6 | S8 |
| Year Released | 2005 | 1999 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 4172 cc |
| Horse Power | 178 HP | 335 HP |
| Engine RPM | 4000 RPM | 7000 RPM |
| Torque | 320 Nm | 331 Nm |
| Top Speed | 205 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.5 seconds | 5.4 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1730 kg |
| Wheelbase Size | 2760 mm | 2890 mm |
| Fuel Consumption Overall | 9.4 L/100km | 13.7 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
