2007 Audi Q7 vs. 2011 Mercedes-Benz SL
To start off, 2011 Mercedes-Benz SL is newer by 4 year(s). Which means there will be less support and parts availability for 2007 Audi Q7. In addition, the cost of maintenance, including insurance, on 2007 Audi Q7 would be higher. At 6,000 cc (12 cylinders), 2011 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz SL (604 HP @ 4800 RPM) has 258 more horse power than 2007 Audi Q7. (346 HP @ 6800 RPM) In normal driving conditions, 2011 Mercedes-Benz SL should accelerate faster than 2007 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi Q7 weights approximately 229 kg more than 2011 Mercedes-Benz SL.
Because 2007 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2007 Audi Q7 will offer significantly more control. 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, 2011 Mercedes-Benz SL (999 Nm @ 2000 RPM) has 559 more torque (in Nm) than 2007 Audi Q7. (440 Nm @ 3500 RPM). This means 2011 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi Q7.
Compare all specifications:
| 2007 Audi Q7 | 2011 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | Q7 | SL |
| Year Released | 2007 | 2011 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 6000 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 346 HP | 604 HP |
| Engine RPM | 6800 RPM | 4800 RPM |
| Torque | 440 Nm | 999 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2295 kg | 2066 kg |
| Vehicle Width | 1990 mm | 1816 mm |
| Vehicle Height | 1740 mm | 1298 mm |
| Wheelbase Size | 3010 mm | 2560 mm |
| Fuel Tank Capacity | 100 L | 80 L |
