2009 Audi A8 vs. 2008 Mercedes-Benz S
To start off, 2009 Audi A8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz S would be higher. At 5,461 cc (8 cylinders), 2008 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz S (383 HP @ 6000 RPM) has 154 more horse power than 2009 Audi A8. (229 HP @ 4000 RPM) In normal driving conditions, 2008 Mercedes-Benz S should accelerate faster than 2009 Audi A8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz S weights approximately 156 kg more than 2009 Audi A8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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 Mercedes-Benz S (530 Nm @ 2800 RPM) has 80 more torque (in Nm) than 2009 Audi A8. (450 Nm @ 1400 RPM). This means 2008 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A8.
Compare all specifications:
2009 Audi A8 | 2008 Mercedes-Benz S | |
Make | Audi | Mercedes-Benz |
Model | A8 | S |
Year Released | 2009 | 2008 |
Body Type | Sedan | Sedan |
Engine Position | Front | Front |
Engine Size | 2966 cc | 5461 cc |
Engine Cylinders | 6 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 229 HP | 383 HP |
Engine RPM | 4000 RPM | 6000 RPM |
Torque | 450 Nm | 530 Nm |
Torque RPM | 1400 RPM | 2800 RPM |
Engine Bore Size | 83 mm | 98 mm |
Engine Stroke Size | 91.4 mm | 90.5 mm |
Engine Compression Ratio | 17.0:1 | 10.7:1 |
Fuel Type | Diesel | Gasoline - Premium |
Top Speed | 243 km/hour | 250 km/hour |
Acceleration 0-100mph | 7.8 seconds | 5.4 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 4 doors |
Vehicle Weight | 1830 kg | 1986 kg |
Vehicle Height | 1900 mm | 1480 mm |
Wheelbase Size | 2950 mm | 3170 mm |
Fuel Consumption Overall | 8.4 L/100km | 11.9 L/100km |
Fuel Tank Capacity | 90 L | 90 L |