2009 Audi A6 vs. 2007 Mercedes-Benz S
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz S would be higher. At 2,995 cc (6 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (300 HP @ 5100 RPM) has 68 more horse power than 2007 Mercedes-Benz S. (232 HP @ 3800 RPM). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2007 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz S weights approximately 1109 kg more than 2009 Audi A6.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 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, 2007 Mercedes-Benz S (540 Nm @ 1600 RPM) has 120 more torque (in Nm) than 2009 Audi A6. (420 Nm @ 2500 RPM). This means 2007 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 | 2007 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | S |
| Year Released | 2009 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2995 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 232 HP |
| Engine RPM | 5100 RPM | 3800 RPM |
| Torque | 420 Nm | 540 Nm |
| Torque RPM | 2500 RPM | 1600 RPM |
| Engine Compression Ratio | 18.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| 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 | 2004 kg |
| Vehicle Length | 4930 mm | 5210 mm |
| Vehicle Width | 2040 mm | 1880 mm |
| Vehicle Height | 1460 mm | 1480 mm |
| Wheelbase Size | 2850 mm | 3170 mm |
| Fuel Consumption Overall | 11.2 L/100km | 8.4 L/100km |
| Fuel Tank Capacity | 80 L | 90 L |
