2005 Audi RS6 vs. 2008 Subaru Legacy
To start off, 2008 Subaru Legacy is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi RS6. In addition, the cost of maintenance, including insurance, on 2005 Audi RS6 would be higher. At 4,172 cc (8 cylinders), 2005 Audi RS6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 5700 RPM) has 274 more horse power than 2008 Subaru Legacy. (170 HP @ 6000 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 2008 Subaru Legacy. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 440 kg more than 2008 Subaru Legacy. 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, 2005 Audi RS6 (560 Nm @ 1950 RPM) has 329 more torque (in Nm) than 2008 Subaru Legacy. (231 Nm @ 4400 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2008 Subaru Legacy.
Compare all specifications:
| 2005 Audi RS6 | 2008 Subaru Legacy | |
| Make | Audi | Subaru |
| Model | RS6 | Legacy |
| Year Released | 2005 | 2008 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2456 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 170 HP |
| Engine RPM | 5700 RPM | 6000 RPM |
| Torque | 560 Nm | 231 Nm |
| Torque RPM | 1950 RPM | 4400 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1815 kg | 1375 kg |
| Vehicle Length | 4860 mm | 4710 mm |
| Vehicle Width | 1860 mm | 1740 mm |
| Vehicle Height | 1460 mm | 1430 mm |
| Wheelbase Size | 2850 mm | 2680 mm |
| Fuel Consumption Highway | 10.4 L/100km | 8.7 L/100km |
| Fuel Consumption Overall | 14.6 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 82 L | 64 L |
