2009 Audi S8 vs. 2008 Mercedes-Benz C
To start off, 2009 Audi S8 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2008 Mercedes-Benz C would be higher. At 5,204 cc (10 cylinders), 2009 Audi S8 is equipped with a bigger engine. In terms of performance, 2009 Audi S8 (450 HP @ 7000 RPM) has 302 more horse power than 2008 Mercedes-Benz C. (148 HP @ 4200 RPM). In normal driving conditions, 2009 Audi S8 should accelerate faster than 2008 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz C weights approximately 610 kg more than 2009 Audi S8.
Because 2009 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2008 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2009 Audi S8 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 Audi S8 (540 Nm @ 3500 RPM) has 200 more torque (in Nm) than 2008 Mercedes-Benz C. (340 Nm @ 2000 RPM). This means 2009 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2008 Mercedes-Benz C.
Compare all specifications:
| 2009 Audi S8 | 2008 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | S8 | C |
| Year Released | 2009 | 2008 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 2148 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 450 HP | 148 HP |
| Engine RPM | 7000 RPM | 4200 RPM |
| Torque | 540 Nm | 340 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Engine Compression Ratio | 12.5:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Acceleration 0-100mph | 5.1 seconds | 10.5 seconds |
| Drive Type | AWD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1175 kg | 1785 kg |
| Vehicle Length | 5070 mm | 4550 mm |
| Vehicle Width | 1900 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2950 mm | 2720 mm |
| Fuel Consumption Overall | 15.8 L/100km | 6.9 L/100km |
| Fuel Tank Capacity | 90 L | 62 L |
