2005 Audi S4 vs. 2003 Mercedes-Benz Viano
To start off, 2005 Audi S4 is newer by 2 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 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 125 more horse power than 2003 Mercedes-Benz Viano. (215 HP @ 5600 RPM). In normal driving conditions, 2005 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 220 kg more than 2005 Audi S4.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 105 more torque (in Nm) than 2003 Mercedes-Benz Viano. (305 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercedes-Benz Viano.
Compare all specifications:
| 2005 Audi S4 | 2003 Mercedes-Benz Viano | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | Viano |
| Year Released | 2005 | 2003 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 3199 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 340 HP | 215 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 410 Nm | 305 Nm |
| Engine Bore Size | 85 mm | 89.9 mm |
| Engine Stroke Size | 93 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1840 kg | 2060 kg |
| Vehicle Length | 4580 mm | 4750 mm |
| Vehicle Width | 1780 mm | 1910 mm |
| Vehicle Height | 1400 mm | 1880 mm |
| Wheelbase Size | 2660 mm | 3210 mm |
| Fuel Consumption Overall | 11.8 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 63 L | 75 L |
