2005 Audi S4 vs. 2008 Scion xD
To start off, 2008 Scion xD is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 212 more horse power than 2008 Scion xD. (128 HP @ 6000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 2008 Scion xD. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 754 kg more than 2008 Scion xD. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 240 more torque (in Nm) than 2008 Scion xD. (170 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Scion xD.
Compare all specifications:
| 2005 Audi S4 | 2008 Scion xD | |
| Make | Audi | Scion |
| Model | S4 | xD |
| Year Released | 2005 | 2008 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 1799 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 128 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 410 Nm | 170 Nm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1840 kg | 1086 kg |
| Vehicle Length | 4580 mm | 3940 mm |
| Vehicle Width | 1780 mm | 1730 mm |
| Vehicle Height | 1400 mm | 1530 mm |
| Wheelbase Size | 2660 mm | 2470 mm |
| Fuel Consumption Highway | 10.2 L/100km | 7.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 8.7 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 63 L | 42 L |
