2005 Audi S6 vs. 2003 Mercedes-Benz SL
To start off, 2005 Audi S6 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2003 Mercedes-Benz SL would be higher. At 5,439 cc (8 cylinders), 2003 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2003 Mercedes-Benz SL (493 HP @ 6100 RPM) has 158 more horse power than 2005 Audi S6. (335 HP @ 7000 RPM) In normal driving conditions, 2003 Mercedes-Benz SL should accelerate faster than 2005 Audi S6. With that said, vehicle weight also plays an important factor in acceleration. 2003 Mercedes-Benz SL weights approximately 140 kg more than 2005 Audi S6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2005 Audi S6 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, 2003 Mercedes-Benz SL (700 Nm @ 2750 RPM) has 280 more torque (in Nm) than 2005 Audi S6. (420 Nm @ 3400 RPM). This means 2003 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi S6.
Compare all specifications:
| 2005 Audi S6 | 2003 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | S6 | SL |
| Year Released | 2005 | 2003 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 5439 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 335 HP | 493 HP |
| Engine RPM | 7000 RPM | 6100 RPM |
| Torque | 420 Nm | 700 Nm |
| Torque RPM | 3400 RPM | 2750 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.8 seconds | 4.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1815 kg | 1955 kg |
| Vehicle Length | 4840 mm | 4540 mm |
| Vehicle Width | 1860 mm | 1830 mm |
| Vehicle Height | 1450 mm | 1300 mm |
| Wheelbase Size | 2660 mm | 2570 mm |
| Fuel Consumption Overall | 14.5 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 82 L | 80 L |
