2011 Mercedes-Benz S vs. 2005 Audi A4
To start off, 2011 Mercedes-Benz S is newer by 6 year(s). Which means there will be less support and parts availability for 2005 Audi A4. In addition, the cost of maintenance, including insurance, on 2005 Audi A4 would be higher. At 5,500 cc (12 cylinders), 2011 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2011 Mercedes-Benz S (510 HP @ 5000 RPM) has 293 more horse power than 2005 Audi A4. (217 HP @ 6300 RPM). In normal driving conditions, 2011 Mercedes-Benz S should accelerate faster than 2005 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2011 Mercedes-Benz S weights approximately 635 kg more than 2005 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2011 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 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, 2011 Mercedes-Benz S (829 Nm @ 1800 RPM) has 529 more torque (in Nm) than 2005 Audi A4. (300 Nm @ 3200 RPM). This means 2011 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4.
Compare all specifications:
| 2011 Mercedes-Benz S | 2005 Audi A4 | |
| Make | Mercedes-Benz | Audi |
| Model | S | A4 |
| Year Released | 2011 | 2005 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 5500 cc | 2981 cc |
| Engine Cylinders | 12 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 3 valves | 5 valves |
| Horse Power | 510 HP | 217 HP |
| Engine RPM | 5000 RPM | 6300 RPM |
| Torque | 829 Nm | 300 Nm |
| Torque RPM | 1800 RPM | 3200 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2245 kg | 1610 kg |
| Vehicle Length | 5245 mm | 4550 mm |
| Vehicle Width | 1872 mm | 1780 mm |
| Vehicle Height | 1473 mm | 1430 mm |
| Wheelbase Size | 3165 mm | 2660 mm |
| Fuel Tank Capacity | 90 L | 66 L |
