2001 Audi A6 vs. 2009 Audi A8
To start off, 2009 Audi A8 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Audi A6. In addition, the cost of maintenance, including insurance, on 2001 Audi A6 would be higher. At 3,123 cc (6 cylinders), 2001 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (229 HP @ 4000 RPM) has 13 more horse power than 2001 Audi A6. (216 HP @ 6300 RPM) In normal driving conditions, 2009 Audi A8 should accelerate faster than 2001 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 190 kg more than 2001 Audi A6. 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 149 more torque (in Nm) than 2001 Audi A6. (301 Nm @ 3200 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A6.
Compare all specifications:
| 2001 Audi A6 | 2009 Audi A8 | |
| Make | Audi | Audi |
| Model | A6 | A8 |
| Year Released | 2001 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2966 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 216 HP | 229 HP |
| Engine RPM | 6300 RPM | 4000 RPM |
| Torque | 301 Nm | 450 Nm |
| Torque RPM | 3200 RPM | 1400 RPM |
| Engine Bore Size | 82.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 91.4 mm |
| Top Speed | 237 km/hour | 243 km/hour |
| Acceleration 0-100mph | 8.7 seconds | 7.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1640 kg | 1830 kg |
| Vehicle Height | 1460 mm | 1900 mm |
| Wheelbase Size | 2850 mm | 2950 mm |
| Fuel Consumption Overall | 11.3 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
