2009 Audi S6 vs. 2012 Audi S8
To start off, 2012 Audi S8 is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Audi S6. In addition, the cost of maintenance, including insurance, on 2009 Audi S6 would be higher. At 4,172 cc (8 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2012 Audi S8 (513 HP) has 178 more horse power than 2009 Audi S6. (335 HP) In normal driving conditions, 2012 Audi S8 should accelerate faster than 2009 Audi S6.
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, 2012 Audi S8 (650 Nm) has 230 more torque (in Nm) than 2009 Audi S6. (420 Nm). This means 2012 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi S6.
Compare all specifications:
| 2009 Audi S6 | 2012 Audi S8 | |
| Make | Audi | Audi |
| Model | S6 | S8 |
| Year Released | 2009 | 2012 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 4000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 513 HP |
| Torque | 420 Nm | 650 Nm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.8 seconds | 4.2 seconds |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4840 mm | 5131 mm |
| Vehicle Width | 1860 mm | 1948 mm |
| Wheelbase Size | 2770 mm | 2992 mm |
