2008 Audi A6 vs. 2009 Audi A8
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi A6. In addition, the cost of maintenance, including insurance, on 2008 Audi A6 would be higher. At 4,163 cc (8 cylinders), 2008 Audi A6 is equipped with a bigger engine. In terms of performance, 2008 Audi A6 (296 HP) has 40 more horse power than 2009 Audi A8. (256 HP). In normal driving conditions, 2008 Audi A6 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A6 weights approximately 700 kg more than 2009 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, 2008 Audi A6 (381 Nm @ 2700 RPM) has 51 more torque (in Nm) than 2009 Audi A8. (330 Nm @ 3250 RPM). This means 2008 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8.
Compare all specifications:
| 2008 Audi A6 | 2009 Audi A8 | |
| Make | Audi | Audi |
| Model | A6 | A8 |
| Year Released | 2008 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3123 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 296 HP | 256 HP |
| Torque | 381 Nm | 330 Nm |
| Torque RPM | 2700 RPM | 3250 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 240 km/hour | 245 km/hour |
| Acceleration 0-100mph | 7.2 seconds | 7.7 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1860 kg | 1160 kg |
| Vehicle Length | 4820 mm | 5060 mm |
| Vehicle Width | 1860 mm | 1900 mm |
| Vehicle Height | 1560 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 2950 mm |
| Fuel Consumption Overall | 13.7 L/100km | 11 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
