2009 Audi Q7 vs. 2012 Mercedes-Benz C
To start off, 2012 Mercedes-Benz C 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 3,598 cc (6 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (276 HP @ 6200 RPM) has 48 more horse power than 2012 Mercedes-Benz C. (228 HP @ 6000 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 2012 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 510 kg more than 2012 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 (360 Nm @ 2500 RPM) has 61 more torque (in Nm) than 2012 Mercedes-Benz C. (299 Nm @ 2700 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2012 Mercedes-Benz C.
Compare all specifications:
| 2009 Audi Q7 | 2012 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | Q7 | C |
| Year Released | 2009 | 2012 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3598 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 276 HP | 228 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 360 Nm | 299 Nm |
| Torque RPM | 2500 RPM | 2700 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2205 kg | 1695 kg |
| Vehicle Length | 5090 mm | 4592 mm |
| Vehicle Width | 1990 mm | 1770 mm |
| Vehicle Height | 1740 mm | 1445 mm |
| Wheelbase Size | 3010 mm | 2760 mm |
| Fuel Tank Capacity | 100 L | 66 L |
