2007 Audi A8 vs. 2009 Mercedes-Benz S
To start off, 2009 Mercedes-Benz S is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A8. In addition, the cost of maintenance, including insurance, on 2007 Audi A8 would be higher. At 5,980 cc, 2009 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz S (604 HP @ 4750 RPM) has 254 more horse power than 2007 Audi A8. (350 HP @ 6800 RPM) In normal driving conditions, 2009 Mercedes-Benz S should accelerate faster than 2007 Audi A8.
Because 2007 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2007 Audi A8 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, 2009 Mercedes-Benz S (1,000 Nm @ 200 RPM) has 559 more torque (in Nm) than 2007 Audi A8. (441 Nm @ 3500 RPM). This means 2009 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A8.
Compare all specifications:
| 2007 Audi A8 | 2009 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | S |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5980 cc |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 350 HP | 604 HP |
| Engine RPM | 6800 RPM | 4750 RPM |
| Torque | 441 Nm | 1000 Nm |
| Torque RPM | 3500 RPM | 200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5200 mm | 5210 mm |
| Vehicle Width | 1900 mm | 1480 mm |
| Vehicle Height | 1460 mm | 1880 mm |
| Wheelbase Size | 3080 mm | 3170 mm |
| Fuel Consumption Overall | 11.8 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 90 L | 90 L |
