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, 2007 Audi A4 (252 HP @ 5100 RPM) has 10 more horse power than 2003 Mercedes-Benz S. (242 HP @ 4000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 2003 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz S weights approximately 292 kg more than 2007 Audi A4.
Let's talk about torque, 2003 Mercedes-Benz S (560 Nm @ 1700 RPM) has 230 more torque (in Nm) than 2007 Audi A4. (330 Nm @ 3250 RPM). This means 2003 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A4. 2003 Mercedes-Benz S has automatic transmission and 2007 Audi A4 has manual transmission. 2007 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:
| 2007 Audi A4 | 2003 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | S |
| Year Released | 2007 | 2003 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 3996 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 242 HP |
| Engine RPM | 5100 RPM | 4000 RPM |
| Torque | 330 Nm | 560 Nm |
| Torque RPM | 3250 RPM | 1700 RPM |
| Engine Compression Ratio | 12.5:1 | 19.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 245 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 7.8 seconds |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1698 kg | 1990 kg |
| Vehicle Length | 4580 mm | 5050 mm |
| Vehicle Width | 1400 mm | 1860 mm |
| Vehicle Height | 1780 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 3110 mm |
| Fuel Consumption Overall | 11 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 70 L | 90 L |
