2005 Audi A6 vs. 2006 Mercedes-Benz S
To start off, 2006 Mercedes-Benz S is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 3,720 cc (6 cylinders), 2006 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz S (241 HP @ 5800 RPM) has 23 more horse power than 2005 Audi A6. (218 HP @ 4000 RPM) In normal driving conditions, 2006 Mercedes-Benz S should accelerate faster than 2005 Audi A6.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A6 (400 Nm @ 1400 RPM) has 50 more torque (in Nm) than 2006 Mercedes-Benz S. (350 Nm @ 3000 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz S.
Compare all specifications:
| 2005 Audi A6 | 2006 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | S |
| Year Released | 2005 | 2006 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 3720 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 218 HP | 241 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 400 Nm | 350 Nm |
| Torque RPM | 1400 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 91.4 mm | 84 mm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4940 mm | 5050 mm |
| Vehicle Width | 1870 mm | 1860 mm |
| Vehicle Height | 1460 mm | 1450 mm |
| Wheelbase Size | 2850 mm | 2970 mm |
| Fuel Tank Capacity | 70 L | 88 L |
