2006 Audi A6 vs. 2008 Mercedes-Benz SL
To start off, 2008 Mercedes-Benz SL is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Audi A6. In addition, the cost of maintenance, including insurance, on 2006 Audi A6 would be higher. At 5,461 cc (8 cylinders), 2008 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz SL (384 HP @ 6000 RPM) has 129 more horse power than 2006 Audi A6. (255 HP @ 6500 RPM) In normal driving conditions, 2008 Mercedes-Benz SL should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz SL weights approximately 30 kg more than 2006 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2006 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, 2008 Mercedes-Benz SL (530 Nm @ 2800 RPM) has 200 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2008 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6. 2008 Mercedes-Benz SL has automatic transmission and 2006 Audi A6 has manual transmission. 2006 Audi A6 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Audi A6 | 2008 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | SL |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 5461 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 384 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 330 Nm | 530 Nm |
| Torque RPM | 3250 RPM | 2800 RPM |
| Engine Bore Size | 84.5 mm | 98 mm |
| Engine Stroke Size | 92.8 mm | 90.5 mm |
| Engine Compression Ratio | 13.0:1 | 10.7:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1910 kg |
| Vehicle Length | 4920 mm | 4540 mm |
| Vehicle Width | 2020 mm | 1830 mm |
| Vehicle Height | 1470 mm | 1300 mm |
| Wheelbase Size | 2850 mm | 2570 mm |
| Fuel Consumption Overall | 10 L/100km | 12.2 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
