2002 Audi A4 vs. 2003 Mercedes-Benz S
To start off, 2003 Mercedes-Benz S is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Audi A4. In addition, the cost of maintenance, including insurance, on 2002 Audi A4 would be higher. At 3,724 cc (6 cylinders), 2003 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2003 Mercedes-Benz S (247 HP @ 5700 RPM) has 86 more horse power than 2002 Audi A4. (161 HP @ 5700 RPM) In normal driving conditions, 2003 Mercedes-Benz S should accelerate faster than 2002 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz S weights approximately 340 kg more than 2002 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 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, 2002 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 (350 Nm @ 3000 RPM) has 125 more torque (in Nm) than 2002 Audi A4. (225 Nm @ 1950 RPM). This means 2003 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi A4. 2003 Mercedes-Benz S has automatic transmission and 2002 Audi A4 has manual transmission. 2002 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2002 Audi A4 | 2003 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | S |
| Year Released | 2002 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 3724 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 161 HP | 247 HP |
| Engine RPM | 5700 RPM | 5700 RPM |
| Torque | 225 Nm | 350 Nm |
| Torque RPM | 1950 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 97 mm |
| Engine Stroke Size | 86.4 mm | 84 mm |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Acceleration 0-100mph | 8.7 seconds | 7.9 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1470 kg | 1810 kg |
| Vehicle Length | 4550 mm | 5050 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 2890 mm |
| Fuel Consumption Overall | 9.4 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 66 L | 88 L |
