2006 Audi A6 vs. 2005 Mercedes-Benz CLS
To start off, 2006 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz CLS. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz CLS would be higher. At 4,966 cc (8 cylinders), 2005 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz CLS (302 HP @ 5600 RPM) has 47 more horse power than 2006 Audi A6. (255 HP @ 6500 RPM) In normal driving conditions, 2005 Mercedes-Benz CLS should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz CLS weights approximately 305 kg more than 2006 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 CLS 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 CLS. However, in wet, icy, snow, or gravel driving conditions, 2006 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 CLS (460 Nm @ 2700 RPM) has 130 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2005 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2005 Mercedes-Benz CLS | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | CLS |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 4966 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 255 HP | 302 HP |
| Engine RPM | 6500 RPM | 5600 RPM |
| Torque | 330 Nm | 460 Nm |
| Torque RPM | 3250 RPM | 2700 RPM |
| Engine Bore Size | 84.5 mm | 97 mm |
| Engine Stroke Size | 92.8 mm | 84 mm |
| Engine Compression Ratio | 13.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1815 kg |
| Vehicle Length | 4920 mm | 4920 mm |
| Vehicle Width | 2020 mm | 1860 mm |
| Vehicle Height | 1470 mm | 1410 mm |
| Wheelbase Size | 2850 mm | 2780 mm |
| Fuel Consumption Overall | 10.7 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
