2009 Audi A6 vs. 2007 Mercedes-Benz R
To start off, 2009 Audi A6 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz R would be higher. At 3,498 cc (6 cylinders), 2007 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz R (269 HP @ 6000 RPM) has 101 more horse power than 2009 Audi A6. (168 HP @ 6000 RPM) In normal driving conditions, 2007 Mercedes-Benz R should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2007 Mercedes-Benz R weights approximately 565 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2007 Mercedes-Benz R (350 Nm @ 2400 RPM) has 120 more torque (in Nm) than 2009 Audi A6. (230 Nm @ 3200 RPM). This means 2007 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6. 2007 Mercedes-Benz R has automatic transmission and 2009 Audi A6 has manual transmission. 2009 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A6 | 2007 Mercedes-Benz R | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | R |
| Year Released | 2009 | 2007 |
| Body Type | Station Wagon | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2393 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 168 HP | 269 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 230 Nm | 350 Nm |
| Torque RPM | 3200 RPM | 2400 RPM |
| Engine Bore Size | 81 mm | 92.9 mm |
| Engine Stroke Size | 77.4 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 218 km/hour | 230 km/hour |
| Acceleration 0-100mph | 9.9 seconds | 8.4 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1640 kg | 2205 kg |
| Vehicle Length | 4800 mm | 5160 mm |
| Vehicle Width | 1820 mm | 1930 mm |
| Vehicle Height | 1460 mm | 1660 mm |
| Wheelbase Size | 2770 mm | 3220 mm |
| Fuel Consumption Overall | 10.8 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
