2007 Audi S8 vs. 2009 Audi A6
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S8. In addition, the cost of maintenance, including insurance, on 2007 Audi S8 would be higher. At 5,204 cc (10 cylinders), 2007 Audi S8 is equipped with a bigger engine. In terms of performance, 2007 Audi S8 (450 HP @ 7000 RPM) has 272 more horse power than 2009 Audi A6. (178 HP @ 3300 RPM). In normal driving conditions, 2007 Audi S8 should accelerate faster than 2009 Audi A6.
Because 2007 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Audi A6. In wet, icy, snow, or gravel driving conditions, 2007 Audi S8 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, 2007 Audi S8 (541 Nm @ 3500 RPM) has 161 more torque (in Nm) than 2009 Audi A6. (380 Nm @ 1400 RPM). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2007 Audi S8 | 2009 Audi A6 | |
| Make | Audi | Audi |
| Model | S8 | A6 |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2698 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 178 HP |
| Engine RPM | 7000 RPM | 3300 RPM |
| Torque | 541 Nm | 380 Nm |
| Torque RPM | 3500 RPM | 1400 RPM |
| Fuel Type | Diesel | Diesel |
| Drive Type | AWD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5070 mm | 4920 mm |
| Vehicle Width | 1900 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2850 mm |
| Fuel Consumption Overall | 13.8 L/100km | 7 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
