2007 Audi A4 vs. 2009 Mercedes-Benz Viano
To start off, 2009 Mercedes-Benz Viano is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 2,987 cc (6 cylinders), 2009 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz Viano (201 HP @ 3800 RPM) has 4 more horse power than 2007 Audi A4. (197 HP @ 5100 RPM) In normal driving conditions, 2009 Mercedes-Benz Viano should accelerate faster than 2007 Audi A4.
Because 2009 Mercedes-Benz Viano is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Mercedes-Benz Viano. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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 Mercedes-Benz Viano (325 Nm @ 1800 RPM) has 45 more torque (in Nm) than 2007 Audi A4. (280 Nm @ 1800 RPM). This means 2009 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2009 Mercedes-Benz Viano | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | Viano |
| Year Released | 2007 | 2009 |
| Body Type | Convertible | Minivan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2987 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 201 HP |
| Engine RPM | 5100 RPM | 3800 RPM |
| Torque | 280 Nm | 325 Nm |
| Torque RPM | 1800 RPM | 1800 RPM |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 238 km/hour | 193 km/hour |
| Acceleration 0-100mph | 8.2 seconds | 9.2 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 8 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Length | 4580 mm | 5000 mm |
| Vehicle Width | 1400 mm | 1880 mm |
| Wheelbase Size | 2660 mm | 3210 mm |
| Fuel Consumption Overall | 8.3 L/100km | 9.2 L/100km |
| Fuel Tank Capacity | 70 L | 75 L |
