2006 Audi Q7 vs. 2005 Mercedes-Benz S
To start off, 2006 Audi Q7 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz S would be higher. At 5,441 cc (8 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (493 HP @ 4200 RPM) has 217 more horse power than 2006 Audi Q7. (276 HP @ 6200 RPM) In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 2006 Audi Q7. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi Q7 weights approximately 294 kg more than 2005 Mercedes-Benz S.
Because 2006 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2006 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, 2005 Mercedes-Benz S (700 Nm @ 2750 RPM) has 340 more torque (in Nm) than 2006 Audi Q7. (360 Nm @ 2500 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi Q7.
Compare all specifications:
| 2006 Audi Q7 | 2005 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | Q7 | S |
| Year Released | 2006 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3597 cc | 5441 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 276 HP | 493 HP |
| Engine RPM | 6200 RPM | 4200 RPM |
| Torque | 360 Nm | 700 Nm |
| Torque RPM | 2500 RPM | 2750 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2244 kg | 1950 kg |
| Vehicle Length | 5090 mm | 5170 mm |
| Vehicle Width | 1990 mm | 1860 mm |
| Vehicle Height | 1740 mm | 1460 mm |
| Wheelbase Size | 3010 mm | 3090 mm |
| Fuel Consumption Overall | 13 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 100 L | 88 L |
