2008 Audi A6 vs. 2005 Mercedes-Benz SL
To start off, 2008 Audi A6 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz SL would be higher. At 4,966 cc (8 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SL (302 HP @ 2700 RPM) has 134 more horse power than 2008 Audi A6. (168 HP @ 6000 RPM) In normal driving conditions, 2005 Mercedes-Benz SL should accelerate faster than 2008 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 208 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 2005 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, 2005 Mercedes-Benz SL (460 Nm @ 2700 RPM) has 230 more torque (in Nm) than 2008 Audi A6. (230 Nm @ 3200 RPM). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A6. 2005 Mercedes-Benz SL has automatic transmission and 2008 Audi A6 has manual transmission. 2008 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A6 | 2005 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | SL |
| Year Released | 2008 | 2005 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2391 cc | 4966 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 168 HP | 302 HP |
| Engine RPM | 6000 RPM | 2700 RPM |
| Torque | 230 Nm | 460 Nm |
| Torque RPM | 3200 RPM | 2700 RPM |
| Engine Bore Size | 81 mm | 97 mm |
| Engine Stroke Size | 77.4 mm | 84 mm |
| Engine Compression Ratio | 11.0:1 | 10.0:1 |
| Top Speed | 218 km/hour | 250 km/hour |
| Acceleration 0-100mph | 9.6 seconds | 6.3 seconds |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1640 kg | 1848 kg |
| Vehicle Length | 4800 mm | 4540 mm |
| Vehicle Width | 1820 mm | 1820 mm |
| Vehicle Height | 1460 mm | 1300 mm |
| Wheelbase Size | 2770 mm | 2570 mm |
| Fuel Consumption Overall | 10.8 L/100km | 12.8 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
