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 5,506 cc (12 cylinders), 2006 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz S (493 HP @ 5000 RPM) has 332 more horse power than 2005 Audi A6. (161 HP @ 4000 RPM) In normal driving conditions, 2006 Mercedes-Benz S should accelerate faster than 2005 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz S weights approximately 535 kg more than 2005 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 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 2006 Mercedes-Benz S. However, in wet, icy, snow, or gravel driving conditions, 2005 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, 2006 Mercedes-Benz S (800 Nm @ 1800 RPM) has 490 more torque (in Nm) than 2005 Audi A6. (310 Nm @ 1400 RPM). This means 2006 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A6.
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 | 2496 cc | 5506 cc |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 161 HP | 493 HP |
| Engine RPM | 4000 RPM | 5000 RPM |
| Torque | 310 Nm | 800 Nm |
| Torque RPM | 1400 RPM | 1800 RPM |
| Engine Compression Ratio | 19.5:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.5 seconds | 4.9 seconds |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1645 kg | 2180 kg |
| Wheelbase Size | 2850 mm | 3090 mm |
| Fuel Consumption Overall | 6.9 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 70 L | 88 L |
