2009 Audi S8 vs. 2005 Subaru Impreza
To start off, 2009 Audi S8 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Subaru Impreza. In addition, the cost of maintenance, including insurance, on 2005 Subaru Impreza would be higher. At 5,204 cc (10 cylinders), 2009 Audi S8 is equipped with a bigger engine. In terms of performance, 2009 Audi S8 (450 HP @ 7000 RPM) has 189 more horse power than 2005 Subaru Impreza. (261 HP @ 6000 RPM). In normal driving conditions, 2009 Audi S8 should accelerate faster than 2005 Subaru Impreza. With that said, vehicle weight also plays an important factor in acceleration. 2005 Subaru Impreza weights approximately 325 kg more than 2009 Audi S8.
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 S8 (540 Nm @ 3500 RPM) has 197 more torque (in Nm) than 2005 Subaru Impreza. (343 Nm @ 4000 RPM). This means 2009 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2005 Subaru Impreza. 2009 Audi S8 has automatic transmission and 2005 Subaru Impreza has manual transmission. 2005 Subaru Impreza will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi S8 | 2005 Subaru Impreza | |
| Make | Audi | Subaru |
| Model | S8 | Impreza |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1992 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 261 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 540 Nm | 343 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Engine Compression Ratio | 12.5:1 | 8.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 5.1 seconds | 5.5 seconds |
| Drive Type | AWD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1175 kg | 1500 kg |
| Vehicle Length | 5070 mm | 4420 mm |
| Vehicle Width | 1900 mm | 1750 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2950 mm | 2530 mm |
| Fuel Consumption Overall | 15.8 L/100km | 11.1 L/100km |
| Fuel Tank Capacity | 90 L | 60 L |
