2005 Audi S4 vs. 2003 Mercedes-Benz S
To start off, 2005 Audi S4 is newer by 2 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 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 93 more horse power than 2003 Mercedes-Benz S. (247 HP @ 5700 RPM). In normal driving conditions, 2005 Audi S4 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 40 kg more than 2005 Audi S4.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 60 more torque (in Nm) than 2003 Mercedes-Benz S. (350 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mercedes-Benz S.
Compare all specifications:
| 2005 Audi S4 | 2003 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | S |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 3724 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 340 HP | 247 HP |
| Engine RPM | 4000 RPM | 5700 RPM |
| Torque | 410 Nm | 350 Nm |
| Engine Bore Size | 85 mm | 97 mm |
| Engine Stroke Size | 93 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1770 kg | 1810 kg |
| Vehicle Length | 4550 mm | 5050 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2770 mm | 2890 mm |
| Fuel Consumption Overall | 11.8 L/100km | 11.2 L/100km |
| Fuel Tank Capacity | 66 L | 88 L |
