2008 Audi S8 vs. 2006 Audi A6
To start off, 2008 Audi S8 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 5,204 cc (10 cylinders), 2008 Audi S8 is equipped with a bigger engine. In terms of performance, 2008 Audi S8 (444 HP @ 7000 RPM) has 306 more horse power than 2006 Audi A6. (138 HP @ 4000 RPM). In normal driving conditions, 2008 Audi S8 should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S8 weights approximately 665 kg more than 2006 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2006 Audi A6. In wet, icy, snow, or gravel driving conditions, 2008 Audi S8 will offer significantly more control. 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 S8 (540 Nm @ 3500 RPM) has 220 more torque (in Nm) than 2006 Audi A6. (320 Nm @ 1750 RPM). This means 2008 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6. 2008 Audi S8 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 S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi S8 | 2006 Audi A6 | |
| Make | Audi | Audi |
| Model | S8 | A6 |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1968 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 138 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 540 Nm | 320 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Engine Compression Ratio | 12.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 250 km/hour | 222 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 8.4 seconds |
| Drive Type | AWD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1275 kg |
| Vehicle Width | 1900 mm | 1820 mm |
| Wheelbase Size | 2950 mm | 2770 mm |
| Fuel Consumption Overall | 13.4 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 90 L | 70 L |
