2009 Audi A6 vs. 2006 Audi RS4
To start off, 2009 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Audi RS4. In addition, the cost of maintenance, including insurance, on 2006 Audi RS4 would be higher. At 5,204 cc (10 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (430 HP @ 6800 RPM) has 10 more horse power than 2006 Audi RS4. (420 HP @ 8250 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2006 Audi RS4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A6 weights approximately 361 kg more than 2006 Audi RS4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2006 Audi RS4 (583 Nm @ 5500 RPM) has 43 more torque (in Nm) than 2009 Audi A6. (540 Nm @ 3000 RPM). This means 2006 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6. 2009 Audi A6 has automatic transmission and 2006 Audi RS4 has manual transmission. 2006 Audi RS4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2006 Audi RS4 | |
| Make | Audi | Audi |
| Model | A6 | RS4 |
| Year Released | 2009 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 4163 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 430 HP | 420 HP |
| Engine RPM | 6800 RPM | 8250 RPM |
| Torque | 540 Nm | 583 Nm |
| Torque RPM | 3000 RPM | 5500 RPM |
| Top Speed | 250 km/hour | 245 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1910 kg | 1549 kg |
| Vehicle Length | 4920 mm | 360 mm |
| Vehicle Height | 1460 mm | 360 mm |
| Wheelbase Size | 2850 mm | 360 mm |
