2009 Audi A6 vs. 2011 Mercedes-Benz S
To start off, 2011 Mercedes-Benz S is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Audi A6. In addition, the cost of maintenance, including insurance, on 2009 Audi A6 would be higher. At 5,500 cc (8 cylinders), 2011 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz S (536 HP @ 5500 RPM) has 236 more horse power than 2009 Audi A6. (300 HP @ 5100 RPM) In normal driving conditions, 2011 Mercedes-Benz S should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz S weights approximately 1335 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2009 Audi A6 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, 2011 Mercedes-Benz S (799 Nm @ 2000 RPM) has 379 more torque (in Nm) than 2009 Audi A6. (420 Nm @ 2500 RPM). This means 2011 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2011 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | S |
| Year Released | 2009 | 2011 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 5500 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 536 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 420 Nm | 799 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 895 kg | 2230 kg |
| Vehicle Length | 4930 mm | 5245 mm |
| Vehicle Width | 2040 mm | 1872 mm |
| Vehicle Height | 1460 mm | 1473 mm |
| Wheelbase Size | 2850 mm | 3165 mm |
| Fuel Consumption | 9.1 L/100km | 10.7 L/100km |
| Fuel Consumption City | 13.1 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
