2006 Audi S4 vs. 2003 Mercedes-Benz Viano
To start off, 2006 Audi S4 is newer by 3 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 4,162 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (339 HP @ 7000 RPM) has 198 more horse power than 2003 Mercedes-Benz Viano. (141 HP @ 3800 RPM). In normal driving conditions, 2006 Audi S4 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 771 kg more than 2006 Audi S4.
Because 2006 Audi S4 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, 2006 Audi S4 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 66 more torque (in Nm) than 2003 Mercedes-Benz Viano. (344 Nm @ 1800 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercedes-Benz Viano.
Compare all specifications:
| 2006 Audi S4 | 2003 Mercedes-Benz Viano | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | Viano |
| Year Released | 2006 | 2003 |
| Body Type | Station Wagon | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4162 cc | 2148 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 339 HP | 141 HP |
| Engine RPM | 7000 RPM | 3800 RPM |
| Torque | 410 Nm | 344 Nm |
| Torque RPM | 3500 RPM | 1800 RPM |
| Engine Bore Size | 84.5 mm | 88 mm |
| Engine Stroke Size | 92.8 mm | 88.3 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Rear |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1275 kg | 2046 kg |
| Vehicle Length | 4590 mm | 4750 mm |
| Vehicle Width | 1730 mm | 1910 mm |
| Vehicle Height | 1430 mm | 1880 mm |
| Wheelbase Size | 2650 mm | 3210 mm |
| Fuel Consumption Overall | 12.3 L/100km | 8.6 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
