2008 Audi A6 vs. 2006 Audi RS4
To start off, 2008 Audi A6 is newer by 2 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 4,163 cc (8 cylinders), 2006 Audi RS4 is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi RS4 weights approximately 185 kg more than 2008 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, 2006 Audi RS4 (430 Nm @ 5500 RPM) has 80 more torque (in Nm) than 2008 Audi A6. (350 Nm @ 1800 RPM). This means 2006 Audi RS4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6. 2008 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. 2008 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2006 Audi RS4 | |
| Make | Audi | Audi |
| Model | A6 | RS4 |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 4163 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 0 HP | 415 HP |
| Torque | 350 Nm | 430 Nm |
| Torque RPM | 1800 RPM | 5500 RPM |
| Engine Compression Ratio | 9.3:1 | 12.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 243 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 4.9 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1660 kg | 1845 kg |
| Vehicle Length | 4820 mm | 4560 mm |
| Vehicle Width | 1860 mm | 1820 mm |
| Vehicle Height | 1470 mm | 1400 mm |
| Wheelbase Size | 2770 mm | 2660 mm |
| Fuel Consumption Overall | 11.7 L/100km | 13.9 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
