2007 Audi A4 vs. 2009 Mercedes-Benz S
To start off, 2009 Mercedes-Benz S is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A4. In addition, the cost of maintenance, including insurance, on 2007 Audi A4 would be higher. At 5,980 cc, 2009 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz S (604 HP @ 4750 RPM) has 349 more horse power than 2007 Audi A4. (255 HP @ 6500 RPM) In normal driving conditions, 2009 Mercedes-Benz S should accelerate faster than 2007 Audi A4.
Because 2009 Mercedes-Benz S is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2009 Mercedes-Benz S. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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 (1,000 Nm @ 200 RPM) has 670 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2009 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4.
Compare all specifications:
| 2007 Audi A4 | 2009 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | S |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 5980 cc |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 255 HP | 604 HP |
| Engine RPM | 6500 RPM | 4750 RPM |
| Torque | 330 Nm | 1000 Nm |
| Torque RPM | 3250 RPM | 200 RPM |
| Engine Compression Ratio | 11.3:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 245 km/hour |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4590 mm | 5210 mm |
| Vehicle Width | 1780 mm | 1480 mm |
| Vehicle Height | 1430 mm | 1880 mm |
| Wheelbase Size | 2660 mm | 3170 mm |
| Fuel Consumption Overall | 10 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
