2006 Audi A8 vs. 2007 Mercedes-Benz C
To start off, 2007 Mercedes-Benz C is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Audi A8. In addition, the cost of maintenance, including insurance, on 2006 Audi A8 would be higher. At 3,934 cc (8 cylinders), 2006 Audi A8 is equipped with a bigger engine. In terms of performance, 2006 Audi A8 (271 HP @ 3750 RPM) has 50 more horse power than 2007 Mercedes-Benz C. (221 HP @ 3800 RPM). In normal driving conditions, 2006 Audi A8 should accelerate faster than 2007 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A8 weights approximately 290 kg more than 2007 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Audi A8 (650 Nm @ 1800 RPM) has 140 more torque (in Nm) than 2007 Mercedes-Benz C. (510 Nm @ 1400 RPM). This means 2006 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz C.
Compare all specifications:
| 2006 Audi A8 | 2007 Mercedes-Benz C | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | C |
| Year Released | 2006 | 2007 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 3934 cc | 2987 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 221 HP |
| Engine RPM | 3750 RPM | 3800 RPM |
| Torque | 650 Nm | 510 Nm |
| Torque RPM | 1800 RPM | 1400 RPM |
| Engine Compression Ratio | 18.0:1 | 17.7:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 250 km/hour | 236 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 7.5 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1940 kg | 1650 kg |
| Vehicle Length | 5190 mm | 4550 mm |
| Vehicle Width | 1900 mm | 1470 mm |
| Vehicle Height | 1460 mm | 1730 mm |
| Wheelbase Size | 3080 mm | 2720 mm |
| Fuel Consumption Overall | 9.6 L/100km | 7.6 L/100km |
| Fuel Tank Capacity | 90 L | 62 L |
