2008 Audi RS6 vs. 2006 Audi A6
To start off, 2008 Audi RS6 is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A6. In addition, the cost of maintenance, including insurance, on 2006 Audi A6 would be higher. At 4,175 cc (8 cylinders), 2008 Audi RS6 is equipped with a bigger engine. In terms of performance, 2008 Audi RS6 (580 HP @ 6250 RPM) has 325 more horse power than 2006 Audi A6. (255 HP @ 6500 RPM). In normal driving conditions, 2008 Audi RS6 should accelerate faster than 2006 Audi A6.
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, 2008 Audi RS6 (881 Nm @ 6250 RPM) has 551 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2008 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6. 2008 Audi RS6 has automatic transmission and 2006 Audi A6 has manual transmission. 2006 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi RS6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi RS6 | 2006 Audi A6 | |
| Make | Audi | Audi |
| Model | RS6 | A6 |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4175 cc | 3130 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 580 HP | 255 HP |
| Engine RPM | 6250 RPM | 6500 RPM |
| Torque | 881 Nm | 330 Nm |
| Torque RPM | 6250 RPM | 3250 RPM |
| Engine Compression Ratio | 10.5:1 | 13.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Width | 1820 mm | 2020 mm |
