2009 Audi A8 vs. 2003 Mercedes-Benz Viano
To start off, 2009 Audi A8 is newer by 6 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz Viano would be higher. At 5,998 cc, 2009 Audi A8 is equipped with a bigger engine. In terms of performance, 2009 Audi A8 (444 HP @ 6200 RPM) has 229 more horse power than 2003 Mercedes-Benz Viano. (215 HP @ 5600 RPM). In normal driving conditions, 2009 Audi A8 should accelerate faster than 2003 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz Viano weights approximately 65 kg more than 2009 Audi A8.
Because 2009 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mercedes-Benz Viano. In wet, icy, snow, or gravel driving conditions, 2009 Audi A8 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 A8 (580 Nm @ 4000 RPM) has 275 more torque (in Nm) than 2003 Mercedes-Benz Viano. (305 Nm @ 2800 RPM). This means 2009 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercedes-Benz Viano.
Compare all specifications:
| 2009 Audi A8 | 2003 Mercedes-Benz Viano | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | Viano |
| Year Released | 2009 | 2003 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5998 cc | 3199 cc |
| Engine Type | W | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 444 HP | 215 HP |
| Engine RPM | 6200 RPM | 5600 RPM |
| Torque | 580 Nm | 305 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 245 km/hour | 191 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 8.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1995 kg | 2060 kg |
| Vehicle Length | 5070 mm | 4750 mm |
| Vehicle Width | 1900 mm | 1910 mm |
| Vehicle Height | 1450 mm | 1880 mm |
| Wheelbase Size | 3080 mm | 3210 mm |
| Fuel Consumption Overall | 13.8 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 90 L | 75 L |
