2006 Audi S4 vs. 2008 Subaru Outback
To start off, 2008 Subaru Outback is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi S4. In addition, the cost of maintenance, including insurance, on 2006 Audi S4 would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 6800 RPM) has 97 more horse power than 2008 Subaru Outback. (243 HP @ 6000 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 2008 Subaru Outback. With that said, vehicle weight also plays an important factor in acceleration. 2008 Subaru Outback weights approximately 58 kg more than 2006 Audi S4.
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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 83 more torque (in Nm) than 2008 Subaru Outback. (327 Nm @ 3600 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Subaru Outback.
Compare all specifications:
| 2006 Audi S4 | 2008 Subaru Outback | |
| Make | Audi | Subaru |
| Model | S4 | Outback |
| Year Released | 2006 | 2008 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2457 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 243 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 410 Nm | 327 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Drive Type | 4WD | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1588 kg |
| Vehicle Length | 4580 mm | 4810 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1400 mm | 1610 mm |
| Wheelbase Size | 2660 mm | 2680 mm |
| Fuel Consumption Highway | 10.8 L/100km | 9.8 L/100km |
| Fuel Consumption City | 15.8 L/100km | 13.1 L/100km |
| Fuel Consumption Overall | 13.2 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 63 L | 64 L |
