2008 Audi Q7 vs. 2004 Mercedes-Benz SL
To start off, 2008 Audi Q7 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2004 Mercedes-Benz SL would be higher. At 4,966 cc (8 cylinders), 2004 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SL (302 HP @ 4200 RPM) has 72 more horse power than 2008 Audi Q7. (230 HP @ 4000 RPM) In normal driving conditions, 2004 Mercedes-Benz SL should accelerate faster than 2008 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi Q7 weights approximately 447 kg more than 2004 Mercedes-Benz SL.
Because 2008 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Audi Q7 (500 Nm) has 40 more torque (in Nm) than 2004 Mercedes-Benz SL. (460 Nm). This means 2008 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercedes-Benz SL.
Compare all specifications:
| 2008 Audi Q7 | 2004 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | Q7 | SL |
| Year Released | 2008 | 2004 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 4966 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 230 HP | 302 HP |
| Engine RPM | 4000 RPM | 4200 RPM |
| Torque | 500 Nm | 460 Nm |
| Engine Compression Ratio | 17.0:1 | 10.0:1 |
| Drive Type | 4WD | Rear |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2295 kg | 1848 kg |
| Vehicle Length | 5090 mm | 4540 mm |
| Vehicle Width | 1990 mm | 1840 mm |
| Vehicle Height | 1740 mm | 1300 mm |
| Wheelbase Size | 3010 mm | 2570 mm |
| Fuel Tank Capacity | 100 L | 80 L |
