2009 Audi A8 vs. 1999 Audi A8
To start off, 2009 Audi A8 is newer by 10 year(s). Which means there will be less support and parts availability for 1999 Audi A8. In addition, the cost of maintenance, including insurance, on 1999 Audi A8 would be higher. At 2,966 cc (6 cylinders), 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (229 HP @ 4000 RPM) has 39 more horse power than 1999 Audi A8. (190 HP @ 6000 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 1999 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 195 kg more than 1999 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or 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, 2009 Audi A8 (450 Nm @ 1400 RPM) has 170 more torque (in Nm) than 1999 Audi A8. (280 Nm @ 3200 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A8.
Compare all specifications:
| 2009 Audi A8 | 1999 Audi A8 | |
| Make | Audi | Audi |
| Model | A8 | A8 |
| Year Released | 2009 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 2771 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 229 HP | 190 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 450 Nm | 280 Nm |
| Torque RPM | 1400 RPM | 3200 RPM |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 243 km/hour | 235 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1830 kg | 1635 kg |
| Vehicle Height | 1900 mm | 1440 mm |
| Wheelbase Size | 2950 mm | 2890 mm |
