2009 Audi A6 vs. 2005 Mercedes-Benz S
To start off, 2009 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz S would be higher. At 5,439 cc (8 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (363 HP @ 6100 RPM) has 186 more horse power than 2009 Audi A6. (177 HP @ 3300 RPM) In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 330 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 2005 Mercedes-Benz S is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Mercedes-Benz S. However, in wet, icy, snow, or gravel driving conditions, 2009 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Mercedes-Benz S (530 Nm @ 3150 RPM) has 150 more torque (in Nm) than 2009 Audi A6. (380 Nm @ 1400 RPM). This means 2005 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 | 2005 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | S |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3697 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 177 HP | 363 HP |
| Engine RPM | 3300 RPM | 6100 RPM |
| Torque | 380 Nm | 530 Nm |
| Torque RPM | 1400 RPM | 3150 RPM |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 83.1 mm | 92 mm |
| Engine Compression Ratio | 17.0:1 | 10.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Top Speed | 225 km/hour | 250 km/hour |
| Acceleration 0-100mph | 8.3 seconds | 4.8 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1655 kg | 1985 kg |
| Vehicle Length | 4920 mm | 5050 mm |
| Vehicle Width | 1470 mm | 1860 mm |
| Vehicle Height | 1860 mm | 1450 mm |
| Wheelbase Size | 2850 mm | 2910 mm |
| Fuel Consumption Overall | 7.2 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 70 L | 88 L |
