2007 Audi A6 vs. 2009 Mercedes-Benz R
To start off, 2009 Mercedes-Benz R is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A6. In addition, the cost of maintenance, including insurance, on 2007 Audi A6 would be higher. At 5,461 cc, 2009 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz R (382 HP @ 6000 RPM) has 207 more horse power than 2007 Audi A6. (175 HP @ 6000 RPM) In normal driving conditions, 2009 Mercedes-Benz R should accelerate faster than 2007 Audi A6.
Because 2009 Mercedes-Benz R 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 R. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A6, 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 R (530 Nm @ 2800 RPM) has 300 more torque (in Nm) than 2007 Audi A6. (230 Nm @ 3200 RPM). This means 2009 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2007 Audi A6 | 2009 Mercedes-Benz R | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | R |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 5461 cc |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 175 HP | 382 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 230 Nm | 530 Nm |
| Torque RPM | 3200 RPM | 2800 RPM |
| Engine Compression Ratio | 10.5:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 231 km/hour | 245 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 6.3 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Length | 4920 mm | 5180 mm |
| Vehicle Width | 2020 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1670 mm |
| Wheelbase Size | 2850 mm | 3220 mm |
| Fuel Tank Capacity | 70 L | 80 L |
