2009 Audi S8 vs. 2003 Scion xB
To start off, 2009 Audi S8 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Scion xB. In addition, the cost of maintenance, including insurance, on 2003 Scion xB 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 344 more horse power than 2003 Scion xB. (106 HP @ 6000 RPM). In normal driving conditions, 2009 Audi S8 should accelerate faster than 2003 Scion xB. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S8 weights approximately 65 kg more than 2003 Scion xB. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Scion xB. In wet, icy, snow, or gravel driving conditions, 2009 Audi S8 will offer significantly more control. 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 398 more torque (in Nm) than 2003 Scion xB. (142 Nm @ 4200 RPM). This means 2009 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Scion xB.
Compare all specifications:
| 2009 Audi S8 | 2003 Scion xB | |
| Make | Audi | Scion |
| Model | S8 | xB |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1489 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 106 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 540 Nm | 142 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1175 kg | 1110 kg |
| Vehicle Length | 5070 mm | 3950 mm |
| Vehicle Width | 1900 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1650 mm |
| Wheelbase Size | 2950 mm | 2510 mm |
| Fuel Tank Capacity | 90 L | 45 L |
