2009 Audi A8 vs. 2008 Audi S6
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Audi S6. In addition, the cost of maintenance, including insurance, on 2008 Audi S6 would be higher. At 5,204 cc (10 cylinders), 2008 Audi S6 is equipped with a bigger engine. In terms of performance, 2008 Audi S6 (435 HP @ 6800 RPM) has 163 more horse power than 2009 Audi A8. (272 HP @ 3750 RPM) In normal driving conditions, 2008 Audi S6 should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A8 weights approximately 780 kg more than 2008 Audi S6.
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, 2009 Audi A8 (650 Nm @ 1800 RPM) has 110 more torque (in Nm) than 2008 Audi S6. (540 Nm @ 3000 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S6.
Compare all specifications:
2009 Audi A8 | 2008 Audi S6 | |
Make | Audi | Audi |
Model | A8 | S6 |
Year Released | 2009 | 2008 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 3936 cc | 5204 cc |
Engine Cylinders | 8 cylinders | 10 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 272 HP | 435 HP |
Engine RPM | 3750 RPM | 6800 RPM |
Torque | 650 Nm | 540 Nm |
Torque RPM | 1800 RPM | 3000 RPM |
Engine Bore Size | 81 mm | 84.5 mm |
Engine Stroke Size | 95.5 mm | 92.8 mm |
Engine Compression Ratio | 18.0:1 | 12.5:1 |
Fuel Type | Diesel | Gasoline - Premium |
Drive Type | 4WD | 4WD |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1940 kg | 1160 kg |
Vehicle Length | 5190 mm | 4920 mm |
Vehicle Width | 1900 mm | 2020 mm |
Vehicle Height | 1460 mm | 1450 mm |
Wheelbase Size | 3080 mm | 2850 mm |
Fuel Consumption Overall | 9.6 L/100km | 14.9 L/100km |
Fuel Tank Capacity | 90 L | 80 L |