2007 Audi A4 vs. 2003 Mercedes-Benz S
To start off, 2007 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz S would be higher. At 3,996 cc (8 cylinders), 2003 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2003 Mercedes-Benz S (242 HP @ 4000 RPM) has 41 more horse power than 2007 Audi A4. (201 HP @ 4500 RPM) In normal driving conditions, 2003 Mercedes-Benz S should accelerate faster than 2007 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz S weights approximately 285 kg more than 2007 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2007 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, 2003 Mercedes-Benz S (560 Nm @ 1700 RPM) has 110 more torque (in Nm) than 2007 Audi A4. (450 Nm @ 1400 RPM). This means 2003 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 | 2003 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | S |
| Year Released | 2007 | 2003 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2967 cc | 3996 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 201 HP | 242 HP |
| Engine RPM | 4500 RPM | 4000 RPM |
| Torque | 450 Nm | 560 Nm |
| Torque RPM | 1400 RPM | 1700 RPM |
| Engine Compression Ratio | 17.0:1 | 19.0:1 |
| Fuel Type | Diesel | Diesel |
| Top Speed | 226 km/hour | 245 km/hour |
| Acceleration 0-100mph | 7.9 seconds | 7.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1705 kg | 1990 kg |
| Vehicle Length | 4590 mm | 5050 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2650 mm | 3110 mm |
| Fuel Consumption Overall | 8.3 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 66 L | 90 L |
