2009 Mercedes-Benz S vs. 2013 Audi A7
To start off, 2013 Audi A7 is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2009 Mercedes-Benz S would be higher. At 5,513 cc (12 cylinders), 2009 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz S (510 HP @ 5000 RPM) has 204 more horse power than 2013 Audi A7. (306 HP @ 5500 RPM). In normal driving conditions, 2009 Mercedes-Benz S should accelerate faster than 2013 Audi A7. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz S weights approximately 270 kg more than 2013 Audi A7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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 Mercedes-Benz S (830 Nm) has 389 more torque (in Nm) than 2013 Audi A7. (441 Nm). This means 2009 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2013 Audi A7.
Compare all specifications:
| 2009 Mercedes-Benz S | 2013 Audi A7 | |
| Make | Mercedes-Benz | Audi |
| Model | S | A7 |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5513 cc | 2995 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | single |
| Valves per Cylinder | 3 valves | 6 valves |
| Horse Power | 510 HP | 306 HP |
| Engine RPM | 5000 RPM | 5500 RPM |
| Torque | 830 Nm | 441 Nm |
| Engine Bore Size | 82 mm | 84.5 mm |
| Engine Stroke Size | 87 mm | 89 mm |
| Engine Compression Ratio | 9.0:1 | 10.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | Single Speed |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2180 kg | 1910 kg |
| Vehicle Length | 5210 mm | 4969 mm |
| Vehicle Width | 1480 mm | 2139 mm |
| Vehicle Height | 1880 mm | 1420 mm |
| Wheelbase Size | 3170 mm | 2914 mm |
