2009 Audi RS6 vs. 2005 Mercedes-Benz Viano
To start off, 2009 Audi RS6 is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz Viano would be higher. At 4,991 cc (10 cylinders), 2009 Audi RS6 is equipped with a bigger engine. In terms of performance, 2009 Audi RS6 (572 HP @ 6250 RPM) has 357 more horse power than 2005 Mercedes-Benz Viano. (215 HP @ 5600 RPM). In normal driving conditions, 2009 Audi RS6 should accelerate faster than 2005 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz Viano weights approximately 32 kg more than 2009 Audi RS6.
Because 2009 Audi RS6 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz Viano. In wet, icy, snow, or gravel driving conditions, 2009 Audi RS6 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, 2009 Audi RS6 (650 Nm @ 1500 RPM) has 345 more torque (in Nm) than 2005 Mercedes-Benz Viano. (305 Nm @ 2800 RPM). This means 2009 Audi RS6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz Viano.
Compare all specifications:
| 2009 Audi RS6 | 2005 Mercedes-Benz Viano | |
| Make | Audi | Mercedes-Benz |
| Model | RS6 | Viano |
| Year Released | 2009 | 2005 |
| Body Type | Station Wagon | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4991 cc | 3199 cc |
| Engine Cylinders | 10 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 572 HP | 215 HP |
| Engine RPM | 6250 RPM | 5600 RPM |
| Torque | 650 Nm | 305 Nm |
| Torque RPM | 1500 RPM | 2800 RPM |
| Engine Bore Size | 84.5 mm | 89.9 mm |
| Engine Stroke Size | 89 mm | 84 mm |
| Engine Compression Ratio | 10.5:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 280 km/hour | 191 km/hour |
| Acceleration 0-100mph | 4.6 seconds | 8.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2028 kg | 2060 kg |
| Vehicle Length | 4930 mm | 5000 mm |
| Vehicle Width | 1900 mm | 1910 mm |
| Vehicle Height | 1470 mm | 1880 mm |
| Wheelbase Size | 2850 mm | 3210 mm |
| Fuel Consumption Overall | 14 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 80 L | 75 L |
