2005 Audi A8 vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi A8. In addition, the cost of maintenance, including insurance, on 2005 Audi A8 would be higher. At 4,170 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (330 HP @ 6500 RPM) has 176 more horse power than 2009 Mercedes-Benz C. (154 HP @ 5200 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 530 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 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Audi A8 (430 Nm @ 3500 RPM) has 200 more torque (in Nm) than 2009 Mercedes-Benz C. (230 Nm @ 2800 RPM). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2009 Mercedes-Benz C.
Compare all specifications:
| 2005 Audi A8 | 2009 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | C |
| Year Released | 2005 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4170 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 330 HP | 154 HP |
| Engine RPM | 6500 RPM | 5200 RPM |
| Torque | 430 Nm | 230 Nm |
| Torque RPM | 3500 RPM | 2800 RPM |
| Engine Bore Size | 84.5 mm | 82 mm |
| Engine Stroke Size | 93 mm | 85 mm |
| Engine Compression Ratio | 11.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 220 km/hour |
| Acceleration 0-100mph | 6.3 seconds | 9.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1855 kg | 1325 kg |
| Vehicle Length | 5060 mm | 4590 mm |
| Vehicle Width | 1900 mm | 1450 mm |
| Vehicle Height | 1450 mm | 1780 mm |
| Wheelbase Size | 2770 mm | 2770 mm |
| Fuel Consumption Overall | 11.9 L/100km | 8 L/100km |
| Fuel Tank Capacity | 90 L | 62 L |
