2005 Audi A8 vs. 2002 Mercedes-Benz S
To start off, 2005 Audi A8 is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2002 Mercedes-Benz S would be higher. At 3,997 cc (8 cylinders), 2002 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (271 HP @ 6000 RPM) has 25 more horse power than 2002 Mercedes-Benz S. (246 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 2002 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2002 Mercedes-Benz S weights approximately 220 kg more than 2005 Audi A8.
Because 2005 Audi A8 is four wheel drive (4WD), it will have significant more traction and grip than 2002 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2005 Audi A8 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, 2002 Mercedes-Benz S (560 Nm @ 1700 RPM) has 200 more torque (in Nm) than 2005 Audi A8. (360 Nm @ 3250 RPM). This means 2002 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A8.
Compare all specifications:
| 2005 Audi A8 | 2002 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | A8 | S |
| Year Released | 2005 | 2002 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3697 cc | 3997 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 271 HP | 246 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 360 Nm | 560 Nm |
| Torque RPM | 3250 RPM | 1700 RPM |
| Engine Bore Size | 84.5 mm | 86.1 mm |
| Engine Stroke Size | 82.4 mm | 86 mm |
| Engine Compression Ratio | 11.0:1 | 18.5:1 |
| Acceleration 0-100mph | 8.9 seconds | 7.8 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1770 kg | 1990 kg |
| Vehicle Length | 5060 mm | 5170 mm |
| Vehicle Width | 1900 mm | 1860 mm |
| Vehicle Height | 1450 mm | 1450 mm |
| Wheelbase Size | 2890 mm | 2970 mm |
| Fuel Tank Capacity | 90 L | 88 L |
