2008 Audi A6 vs. 2004 Mercedes-Benz SL
To start off, 2008 Audi A6 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2004 Mercedes-Benz SL would be higher. At 5,439 cc (8 cylinders), 2004 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SL (493 HP @ 6100 RPM) has 64 more horse power than 2008 Audi A6. (429 HP @ 6800 RPM) In normal driving conditions, 2004 Mercedes-Benz SL should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mercedes-Benz SL weights approximately 70 kg more than 2008 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2008 Audi A6 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, 2004 Mercedes-Benz SL (700 Nm @ 2750 RPM) has 160 more torque (in Nm) than 2008 Audi A6. (540 Nm @ 3000 RPM). This means 2004 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6.
Compare all specifications:
| 2008 Audi A6 | 2004 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | SL |
| Year Released | 2008 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 5202 cc | 5439 cc |
| Engine Cylinders | 10 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 429 HP | 493 HP |
| Engine RPM | 6800 RPM | 6100 RPM |
| Torque | 540 Nm | 700 Nm |
| Torque RPM | 3000 RPM | 2750 RPM |
| Engine Compression Ratio | 12.5:1 | 9.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 250 km/hour |
| Acceleration 0-100mph | 5.2 seconds | 4.7 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1910 kg | 1980 kg |
| Vehicle Length | 4920 mm | 4540 mm |
| Vehicle Width | 1870 mm | 1830 mm |
| Vehicle Height | 1460 mm | 1300 mm |
| Wheelbase Size | 2850 mm | 2570 mm |
| Fuel Consumption Overall | 13.4 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
