2005 Audi A6 vs. 2006 Audi S6
To start off, 2006 Audi S6 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 5,204 cc (10 cylinders), 2006 Audi S6 is equipped with a bigger engine. In terms of performance, 2006 Audi S6 (420 HP @ 6800 RPM) has 252 more horse power than 2005 Audi A6. (168 HP @ 6000 RPM) In normal driving conditions, 2006 Audi S6 should accelerate faster than 2005 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 S6 (732 Nm @ 3000 RPM) has 502 more torque (in Nm) than 2005 Audi A6. (230 Nm @ 3200 RPM). This means 2006 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6. 2006 Audi S6 has automatic transmission and 2005 Audi A6 has manual transmission. 2005 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Audi S6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A6 | 2006 Audi S6 | |
| Make | Audi | Audi |
| Model | A6 | S6 |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 5204 cc |
| Engine Cylinders | 6 cylinders | 10 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 168 HP | 420 HP |
| Engine RPM | 6000 RPM | 6800 RPM |
| Torque | 230 Nm | 732 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Engine Compression Ratio | 11.0:1 | 12.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 218 km/hour | 245 km/hour |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Width | 1820 mm | 1870 mm |
