2007 Audi RS4 vs. 2005 Audi S4
To start off, 2007 Audi RS4 is newer by 2 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. Both 2007 Audi RS4 and 2005 Audi S4 are equipped with a 4,163 cc engine. In terms of performance, 2007 Audi RS4 (414 HP @ 7800 RPM) has 74 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM). In normal driving conditions, 2007 Audi RS4 should accelerate faster than 2005 Audi S4.
Let's talk about torque, 2007 Audi RS4 (431 Nm) has 21 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2007 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2007 Audi RS4 | 2005 Audi S4 | |
| Make | Audi | Audi |
| Model | RS4 | S4 |
| Year Released | 2007 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4163 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 414 HP | 340 HP |
| Engine RPM | 7800 RPM | 6300 RPM |
| Torque | 431 Nm | 410 Nm |
| Engine Bore Size | 84.5 mm | 85.1 mm |
| Engine Stroke Size | 92.8 mm | 93 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4600 mm | 4550 mm |
| Vehicle Width | 1820 mm | 1770 mm |
| Vehicle Height | 1420 mm | 1430 mm |
| Wheelbase Size | 2650 mm | 2660 mm |
| Fuel Consumption Overall | 13.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 80 L | 63 L |
