2009 Audi A8 vs. 2007 Audi A6
To start off, 2009 Audi A8 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A6. In addition, the cost of maintenance, including insurance, on 2007 Audi A6 would be higher. At 3,128 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (342 HP) has 86 more horse power than 2009 Audi A8. (256 HP) In normal driving conditions, 2007 Audi A6 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 380 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, 2009 Audi A8 (330 Nm @ 3250 RPM) has 87 more torque (in Nm) than 2007 Audi A6. (243 Nm @ 3250 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2009 Audi A8 | 2007 Audi A6 | |
| Make | Audi | Audi |
| Model | A8 | A6 |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 3128 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 256 HP | 342 HP |
| Torque | 330 Nm | 243 Nm |
| Torque RPM | 3250 RPM | 3250 RPM |
| Engine Compression Ratio | 13.0:1 | 12.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 245 km/hour | 209 km/hour |
| Acceleration 0-100mph | 7.7 seconds | 7.3 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1160 kg | 1540 kg |
| Vehicle Length | 5060 mm | 4920 mm |
| Vehicle Width | 1900 mm | 1470 mm |
| Vehicle Height | 1450 mm | 1860 mm |
| Wheelbase Size | 2950 mm | 2850 mm |
| Fuel Consumption Overall | 11 L/100km | 15.5 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
