2008 Audi S4 vs. 1999 Mercedes-Benz S
To start off, 2008 Audi S4 is newer by 9 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 5,789 cc (12 cylinders), 1999 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1999 Mercedes-Benz S (362 HP @ 5500 RPM) has 22 more horse power than 2008 Audi S4. (340 HP @ 7000 RPM) In normal driving conditions, 1999 Mercedes-Benz S should accelerate faster than 2008 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 1999 Mercedes-Benz S weights approximately 255 kg more than 2008 Audi S4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1999 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 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, 1999 Mercedes-Benz S (540 Nm @ 4250 RPM) has 130 more torque (in Nm) than 2008 Audi S4. (410 Nm @ 3500 RPM). This means 1999 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S4.
Compare all specifications:
| 2008 Audi S4 | 1999 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | S |
| Year Released | 2008 | 1999 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4161 cc | 5789 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 340 HP | 362 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 410 Nm | 540 Nm |
| Torque RPM | 3500 RPM | 4250 RPM |
| Engine Bore Size | 84.5 mm | 84.1 mm |
| Engine Stroke Size | 92.8 mm | 87 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1705 kg | 1960 kg |
| Vehicle Length | 4590 mm | 5160 mm |
| Vehicle Width | 1780 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1460 mm |
| Wheelbase Size | 2650 mm | 3090 mm |
| Fuel Tank Capacity | 63 L | 88 L |
