2009 Audi S6 vs. 2008 Subaru Outback
To start off, 2009 Audi S6 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Subaru Outback. In addition, the cost of maintenance, including insurance, on 2008 Subaru Outback would be higher. At 4,172 cc (8 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Audi S6 (335 HP @ 7000 RPM) has 90 more horse power than 2008 Subaru Outback. (245 HP @ 6600 RPM). In normal driving conditions, 2009 Audi S6 should accelerate faster than 2008 Subaru Outback. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S6 weights approximately 230 kg more than 2008 Subaru Outback. 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 S6 (420 Nm @ 3400 RPM) has 123 more torque (in Nm) than 2008 Subaru Outback. (297 Nm @ 4200 RPM). This means 2009 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Subaru Outback.
Compare all specifications:
| 2009 Audi S6 | 2008 Subaru Outback | |
| Make | Audi | Subaru |
| Model | S6 | Outback |
| Year Released | 2009 | 2008 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2997 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 335 HP | 245 HP |
| Engine RPM | 7000 RPM | 6600 RPM |
| Torque | 420 Nm | 297 Nm |
| Torque RPM | 3400 RPM | 4200 RPM |
| Engine Bore Size | 84.6 mm | 89.2 mm |
| Engine Stroke Size | 93 mm | 80 mm |
| Engine Compression Ratio | 11.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.8 seconds | 8.5 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1815 kg | 1585 kg |
| Vehicle Length | 4840 mm | 4590 mm |
| Vehicle Height | 1450 mm | 1690 mm |
| Wheelbase Size | 2770 mm | 2680 mm |
| Fuel Consumption Overall | 14.8 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 82 L | 64 L |
