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 3,936 cc (8 cylinders), 2009 Audi A8 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 400 kg more than 2008 Audi A6.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A6. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 will offer significantly more control. 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 (650 Nm @ 1800 RPM) has 319 more torque (in Nm) than 2008 Audi A6. (331 Nm @ 3250 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6.
Compare all specifications:
| 2008 Audi A6 | 2009 Audi A8 | |
| Make | Audi | Audi |
| Model | A6 | A8 |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 3936 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 0 HP | 271 HP |
| Torque | 331 Nm | 650 Nm |
| Torque RPM | 3250 RPM | 1800 RPM |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 245 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 6.7 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1540 kg | 1940 kg |
| Vehicle Length | 4920 mm | 5060 mm |
| Vehicle Width | 2020 mm | 1900 mm |
| Vehicle Height | 1470 mm | 1450 mm |
| Wheelbase Size | 2850 mm | 2950 mm |
| Fuel Consumption Overall | 9.7 L/100km | 9.7 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
