2009 Audi Q7 vs. 2007 Mercedes-Benz SL
To start off, 2009 Audi Q7 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2007 Mercedes-Benz SL would be higher. At 5,439 cc (8 cylinders), 2007 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2007 Mercedes-Benz SL (510 HP @ 6100 RPM) has 165 more horse power than 2009 Audi Q7. (345 HP @ 6800 RPM) In normal driving conditions, 2007 Mercedes-Benz SL should accelerate faster than 2009 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 284 kg more than 2007 Mercedes-Benz SL.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2009 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, 2007 Mercedes-Benz SL (720 Nm @ 2600 RPM) has 280 more torque (in Nm) than 2009 Audi Q7. (440 Nm @ 3500 RPM). This means 2007 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi Q7.
Compare all specifications:
2009 Audi Q7 | 2007 Mercedes-Benz SL | |
Make | Audi | Mercedes-Benz |
Model | Q7 | SL |
Year Released | 2009 | 2007 |
Body Type | SUV | Convertible |
Engine Position | Front | Front |
Engine Size | 4163 cc | 5439 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 3 valves |
Horse Power | 345 HP | 510 HP |
Engine RPM | 6800 RPM | 6100 RPM |
Torque | 440 Nm | 720 Nm |
Torque RPM | 3500 RPM | 2600 RPM |
Engine Bore Size | 84.5 mm | 97.1 mm |
Engine Stroke Size | 92.8 mm | 92 mm |
Engine Compression Ratio | 12.5:1 | 9.0:1 |
Fuel Type | Gasoline - Premium | Gasoline - Premium |
Acceleration 0-100mph | 7.4 seconds | 4.5 seconds |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Seats | 5 seats | 2 seats |
Number of Doors | 5 doors | 2 doors |
Vehicle Weight | 2244 kg | 1960 kg |
Vehicle Length | 5090 mm | 4540 mm |
Vehicle Width | 1990 mm | 1830 mm |
Vehicle Height | 1740 mm | 1300 mm |
Wheelbase Size | 3010 mm | 2570 mm |
Fuel Consumption Overall | 13.6 L/100km | 13.5 L/100km |
Fuel Tank Capacity | 100 L | 80 L |