2009 Audi A6 vs. 2005 Mercedes-Benz Viano
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 Viano. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz Viano would be higher. At 4,163 cc (8 cylinders), 2009 Audi A6 is equipped with a bigger engine. In terms of performance, 2009 Audi A6 (350 HP) has 242 more horse power than 2005 Mercedes-Benz Viano. (108 HP). In normal driving conditions, 2009 Audi A6 should accelerate faster than 2005 Mercedes-Benz Viano.
Because 2009 Audi A6 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 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, 2009 Audi A6 (441 Nm @ 3500 RPM) has 171 more torque (in Nm) than 2005 Mercedes-Benz Viano. (270 Nm @ 1600 RPM). This means 2009 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz Viano.
Compare all specifications:
| 2009 Audi A6 | 2005 Mercedes-Benz Viano | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | Viano |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2148 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 350 HP | 108 HP |
| Torque | 441 Nm | 270 Nm |
| Torque RPM | 3500 RPM | 1600 RPM |
| Engine Bore Size | 84.5 mm | 88 mm |
| Engine Stroke Size | 92.8 mm | 88.3 mm |
| Engine Compression Ratio | 12.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4930 mm | 5000 mm |
| Vehicle Width | 2040 mm | 1910 mm |
| Vehicle Height | 1460 mm | 1880 mm |
| Wheelbase Size | 2850 mm | 3210 mm |
| Fuel Consumption Overall | 13.2 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 80 L | 75 L |
