2007 Audi S8 vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi S8. In addition, the cost of maintenance, including insurance, on 2007 Audi S8 would be higher. At 5,204 cc (10 cylinders), 2007 Audi S8 is equipped with a bigger engine. In terms of performance, 2007 Audi S8 (444 HP @ 7000 RPM) has 290 more horse power than 2009 Mercedes-Benz C. (154 HP @ 5200 RPM). In normal driving conditions, 2007 Audi S8 should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S8 weights approximately 635 kg more than 2009 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2009 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi S8 (540 Nm @ 3400 RPM) has 309 more torque (in Nm) than 2009 Mercedes-Benz C. (231 Nm @ 2800 RPM). This means 2007 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz C. 2007 Audi S8 has automatic transmission and 2009 Mercedes-Benz C has manual transmission. 2009 Mercedes-Benz C will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S8 | 2009 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | S8 | C |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5204 cc | 1796 cc |
| Engine Cylinders | 10 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 154 HP |
| Engine RPM | 7000 RPM | 5200 RPM |
| Torque | 540 Nm | 231 Nm |
| Torque RPM | 3400 RPM | 2800 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 92.8 mm | 85 mm |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 260 km/hour | 223 km/hour |
| Acceleration 0-100mph | 5.4 seconds | 9.5 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1940 kg | 1305 kg |
| Vehicle Length | 5070 mm | 4590 mm |
| Vehicle Width | 1900 mm | 1450 mm |
| Vehicle Height | 1430 mm | 1780 mm |
| Wheelbase Size | 2950 mm | 2770 mm |
| Fuel Tank Capacity | 90 L | 62 L |
