2005 Audi RS4 vs. 2007 Audi A6
To start off, 2007 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi RS4. In addition, the cost of maintenance, including insurance, on 2005 Audi RS4 would be higher. At 2,698 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2005 Audi RS4 (376 HP @ 6300 RPM) has 197 more horse power than 2007 Audi A6. (179 HP @ 3300 RPM). In normal driving conditions, 2005 Audi RS4 should accelerate faster than 2007 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A6 weights approximately 110 kg more than 2005 Audi RS4.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 RS4 (449 Nm @ 2500 RPM) has 69 more torque (in Nm) than 2007 Audi A6. (380 Nm @ 1400 RPM). This means 2005 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2005 Audi RS4 | 2007 Audi A6 | |
| Make | Audi | Audi |
| Model | RS4 | A6 |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 2698 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 376 HP | 179 HP |
| Engine RPM | 6300 RPM | 3300 RPM |
| Torque | 449 Nm | 380 Nm |
| Torque RPM | 2500 RPM | 1400 RPM |
| Engine Compression Ratio | 12.5:1 | 17.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 245 km/hour | 223 km/hour |
| Acceleration 0-100mph | 4.8 seconds | 9.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1585 kg | 1695 kg |
| Vehicle Length | 4600 mm | 4590 mm |
| Vehicle Width | 1820 mm | 1860 mm |
| Vehicle Height | 1420 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2850 mm |
| Fuel Consumption Overall | 13.7 L/100km | 8.3 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
