2008 Audi S6 vs. 2009 Porsche 911
To start off, 2009 Porsche 911 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 4,172 cc (8 cylinders), 2008 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (414 HP @ 6000 RPM) has 79 more horse power than 2008 Audi S6. (335 HP @ 7000 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 2008 Audi S6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S6 weights approximately 285 kg more than 2009 Porsche 911.
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 Porsche 911 (560 Nm @ 2700 RPM) has 140 more torque (in Nm) than 2008 Audi S6. (420 Nm @ 3400 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S6.
Compare all specifications:
| 2008 Audi S6 | 2009 Porsche 911 | |
| Make | Audi | Porsche |
| Model | S6 | 911 |
| Year Released | 2008 | 2009 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4172 cc | 3600 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 414 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 420 Nm | 560 Nm |
| Torque RPM | 3400 RPM | 2700 RPM |
| Engine Bore Size | 84.5 mm | 100 mm |
| Engine Stroke Size | 93 mm | 76.4 mm |
| Engine Compression Ratio | 11.0:1 | 9.4:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 298 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 4.9 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1815 kg | 1530 kg |
| Vehicle Length | 4840 mm | 4440 mm |
| Vehicle Width | 1860 mm | 1300 mm |
| Vehicle Height | 1450 mm | 1840 mm |
| Wheelbase Size | 2770 mm | 2360 mm |
| Fuel Consumption Overall | 14.5 L/100km | 12.6 L/100km |
| Fuel Tank Capacity | 82 L | 64 L |
