2009 Audi Q7 vs. 2012 Mercedes-Benz R
To start off, 2012 Mercedes-Benz R is newer by 3 year(s). Which means there will be less support and parts availability for 2009 Audi Q7. In addition, the cost of maintenance, including insurance, on 2009 Audi Q7 would be higher. At 3,500 cc (6 cylinders), 2012 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz R (302 HP @ 6500 RPM) has 65 more horse power than 2009 Audi Q7. (237 HP @ 4000 RPM) In normal driving conditions, 2012 Mercedes-Benz R should accelerate faster than 2009 Audi Q7.
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 Audi Q7 (550 Nm @ 2000 RPM) has 180 more torque (in Nm) than 2012 Mercedes-Benz R. (370 Nm @ 3500 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz R.
Compare all specifications:
| 2009 Audi Q7 | 2012 Mercedes-Benz R | |
| Make | Audi | Mercedes-Benz |
| Model | Q7 | R |
| Year Released | 2009 | 2012 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3500 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 237 HP | 302 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 550 Nm | 370 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 5090 mm | 5156 mm |
| Vehicle Width | 1990 mm | 1958 mm |
| Vehicle Height | 1740 mm | 1661 mm |
| Wheelbase Size | 3010 mm | 3216 mm |
| Fuel Tank Capacity | 100 L | 80 L |
