2005 Audi S4 vs. 2002 Audi RS6
To start off, 2005 Audi S4 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Audi RS6. In addition, the cost of maintenance, including insurance, on 2002 Audi RS6 would be higher. Both 2005 Audi S4 and 2002 Audi RS6 are equipped with a 4,163 cc engine. In terms of performance, 2002 Audi RS6 (444 HP @ 6300 RPM) has 104 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 2002 Audi RS6 should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi RS6 weights approximately 105 kg more than 2005 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2002 Audi RS6 (560 Nm) has 150 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 2002 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 2002 Audi RS6 | |
| Make | Audi | Audi |
| Model | S4 | RS6 |
| Year Released | 2005 | 2002 |
| 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 | 5 valves | 5 valves |
| Horse Power | 340 HP | 444 HP |
| Engine RPM | 6300 RPM | 6300 RPM |
| Torque | 410 Nm | 560 Nm |
| Engine Bore Size | 85.1 mm | 84.5 mm |
| Engine Stroke Size | 93 mm | 93 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1735 kg | 1840 kg |
| Vehicle Length | 4550 mm | 4860 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1390 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
| Fuel Consumption Highway | 11.2 L/100km | 10.6 L/100km |
| Fuel Consumption City | 15.7 L/100km | 22 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
