2008 Audi S6 vs. 2009 Audi Q7
To start off, 2009 Audi Q7 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi S6. In addition, the cost of maintenance, including insurance, on 2008 Audi S6 would be higher. At 5,202 cc (10 cylinders), 2008 Audi S6 is equipped with a bigger engine. In terms of performance, 2008 Audi S6 (429 HP @ 6800 RPM) has 107 more horse power than 2009 Audi Q7. (322 HP @ 3750 RPM). In normal driving conditions, 2008 Audi S6 should accelerate faster than 2009 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 510 kg more than 2008 Audi S6.
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 Q7 (760 Nm @ 1800 RPM) has 220 more torque (in Nm) than 2008 Audi S6. (540 Nm @ 3000 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S6.
Compare all specifications:
| 2008 Audi S6 | 2009 Audi Q7 | |
| Make | Audi | Audi |
| Model | S6 | Q7 |
| Year Released | 2008 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 5202 cc | 4132 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 429 HP | 322 HP |
| Engine RPM | 6800 RPM | 3750 RPM |
| Torque | 540 Nm | 760 Nm |
| Torque RPM | 3000 RPM | 1800 RPM |
| Engine Bore Size | 84.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 95.5 mm |
| Engine Compression Ratio | 12.5:1 | 16.5:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 236 km/hour |
| Acceleration 0-100mph | 5.2 seconds | 6.4 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1910 kg | 2420 kg |
| Vehicle Length | 4920 mm | 5090 mm |
| Vehicle Width | 1870 mm | 1990 mm |
| Vehicle Height | 1460 mm | 1780 mm |
| Wheelbase Size | 2850 mm | 3010 mm |
| Fuel Consumption Overall | 13.4 L/100km | 11.1 L/100km |
| Fuel Tank Capacity | 80 L | 100 L |
