2005 Audi RS6 vs. 2011 Audi A4
To start off, 2011 Audi A4 is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Audi RS6. In addition, the cost of maintenance, including insurance, on 2005 Audi RS6 would be higher. At 4,172 cc (8 cylinders), 2005 Audi RS6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS6 (444 HP @ 5700 RPM) has 233 more horse power than 2011 Audi A4. (211 HP @ 4300 RPM). In normal driving conditions, 2005 Audi RS6 should accelerate faster than 2011 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi RS6 weights approximately 85 kg more than 2011 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2005 Audi RS6 (560 Nm @ 1950 RPM) has 211 more torque (in Nm) than 2011 Audi A4. (349 Nm @ 1500 RPM). This means 2005 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2011 Audi A4.
Compare all specifications:
| 2005 Audi RS6 | 2011 Audi A4 | |
| Make | Audi | Audi |
| Model | RS6 | A4 |
| Year Released | 2005 | 2011 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2000 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 444 HP | 211 HP |
| Engine RPM | 5700 RPM | 4300 RPM |
| Torque | 560 Nm | 349 Nm |
| Torque RPM | 1950 RPM | 1500 RPM |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1815 kg | 1730 kg |
| Vehicle Length | 4860 mm | 4704 mm |
| Vehicle Width | 1860 mm | 1829 mm |
| Vehicle Height | 1460 mm | 1435 mm |
| Wheelbase Size | 2850 mm | 2809 mm |
| Fuel Consumption Highway | 10.4 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 82 L | 65 L |
