2005 Audi S4 vs. 1999 Mercedes-Benz S
To start off, 2005 Audi S4 is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1999 Mercedes-Benz S would be higher. At 5,439 cc (8 cylinders), 1999 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1999 Mercedes-Benz S (356 HP @ 5500 RPM) has 16 more horse power than 2005 Audi S4. (340 HP @ 6300 RPM) In normal driving conditions, 1999 Mercedes-Benz S should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Mercedes-Benz S weights approximately 170 kg more than 2005 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1999 Mercedes-Benz S (530 Nm) has 120 more torque (in Nm) than 2005 Audi S4. (410 Nm). This means 1999 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S4.
Compare all specifications:
| 2005 Audi S4 | 1999 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | S |
| Year Released | 2005 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 5439 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 340 HP | 356 HP |
| Engine RPM | 6300 RPM | 5500 RPM |
| Torque | 410 Nm | 530 Nm |
| Engine Bore Size | 85.1 mm | 97 mm |
| Engine Stroke Size | 93 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1735 kg | 1905 kg |
| Vehicle Length | 4550 mm | 5160 mm |
| Vehicle Width | 1770 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 3090 mm |
| Fuel Consumption Highway | 11.2 L/100km | 9.5 L/100km |
| Fuel Consumption City | 15.7 L/100km | 19.8 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 63 L | 88 L |
