2005 Audi A4 vs. 2010 Audi RS6
To start off, 2010 Audi RS6 is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 4,991 cc (10 cylinders), 2010 Audi RS6 is equipped with a bigger engine. In terms of performance, 2010 Audi RS6 (572 HP @ 6250 RPM) has 355 more horse power than 2005 Audi A4. (217 HP @ 6300 RPM) In normal driving conditions, 2010 Audi RS6 should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2010 Audi RS6 weights approximately 148 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A4. In wet, icy, snow, or gravel driving conditions, 2010 Audi RS6 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, 2010 Audi RS6 (650 Nm @ 1500 RPM) has 350 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2010 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2005 Audi A4 | 2010 Audi RS6 | |
| Make | Audi | Audi |
| Model | A4 | RS6 |
| Year Released | 2005 | 2010 |
| Body Type | Convertible | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 4991 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 217 HP | 572 HP |
| Engine RPM | 6300 RPM | 6250 RPM |
| Torque | 300 Nm | 650 Nm |
| Torque RPM | 3200 RPM | 1500 RPM |
| Top Speed | 229 km/hour | 280 km/hour |
| Acceleration 0-100mph | 7.8 seconds | 4.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1880 kg | 2028 kg |
| Wheelbase Size | 2850 mm | 2850 mm |
| Fuel Consumption Overall | 9.7 L/100km | 14 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
