2008 Audi S4 vs. 2007 Mercedes-Benz Viano
To start off, 2008 Audi S4 is newer by 1 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz Viano. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz Viano would be higher. At 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP) has 232 more horse power than 2007 Mercedes-Benz Viano. (108 HP). In normal driving conditions, 2008 Audi S4 should accelerate faster than 2007 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz Viano weights approximately 880 kg more than 2008 Audi S4.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz Viano. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi S4 (410 Nm @ 3500 RPM) has 140 more torque (in Nm) than 2007 Mercedes-Benz Viano. (270 Nm @ 1600 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz Viano.
Compare all specifications:
| 2008 Audi S4 | 2007 Mercedes-Benz Viano | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | Viano |
| Year Released | 2008 | 2007 |
| 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 | 5 valves | 4 valves |
| Horse Power | 340 HP | 108 HP |
| Torque | 410 Nm | 270 Nm |
| Torque RPM | 3500 RPM | 1600 RPM |
| Engine Bore Size | 84.6 mm | 88.1 mm |
| Engine Stroke Size | 92.8 mm | 88.3 mm |
| Engine Compression Ratio | 11.0:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 5.6 seconds | 16.2 seconds |
| Drive Type | 4WD | Rear |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1160 kg | 2040 kg |
| Vehicle Length | 4580 mm | 5230 mm |
| Vehicle Width | 1780 mm | 1910 mm |
| Vehicle Height | 1400 mm | 1880 mm |
| Wheelbase Size | 2660 mm | 3210 mm |
| Fuel Consumption Overall | 13.4 L/100km | 8.9 L/100km |
| Fuel Tank Capacity | 63 L | 75 L |
