2008 Audi S8 vs. 2004 Mercedes-Benz S
To start off, 2008 Audi S8 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2004 Mercedes-Benz S would be higher. At 5,199 cc (10 cylinders), 2008 Audi S8 is equipped with a bigger engine. In terms of performance, 2008 Audi S8 (450 HP @ 7000 RPM) has 175 more horse power than 2004 Mercedes-Benz S. (275 HP @ 5750 RPM). In normal driving conditions, 2008 Audi S8 should accelerate faster than 2004 Mercedes-Benz S.
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 S8 (540 Nm @ 3500 RPM) has 140 more torque (in Nm) than 2004 Mercedes-Benz S. (400 Nm @ 3000 RPM). This means 2008 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2004 Mercedes-Benz S.
Compare all specifications:
| 2008 Audi S8 | 2004 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | S8 | S |
| Year Released | 2008 | 2004 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5199 cc | 4264 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 450 HP | 275 HP |
| Engine RPM | 7000 RPM | 5750 RPM |
| Torque | 540 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Drive Type | AWD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
