2009 Audi A6 vs. 2009 Mercedes-Benz SLK
To start off, both 2009 Audi A6 and 2009 Mercedes-Benz SLK were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 5,439 cc (8 cylinders), 2009 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SLK (355 HP @ 5750 RPM) has 126 more horse power than 2009 Audi A6. (229 HP @ 4000 RPM) In normal driving conditions, 2009 Mercedes-Benz SLK should accelerate faster than 2009 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SLK weights approximately 310 kg more than 2009 Audi A6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Mercedes-Benz SLK (510 Nm @ 4000 RPM) has 60 more torque (in Nm) than 2009 Audi A6. (450 Nm @ 1400 RPM). This means 2009 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A6.
Compare all specifications:
| 2009 Audi A6 | 2009 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | SLK |
| Year Released | 2009 | 2009 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2966 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 229 HP | 355 HP |
| Engine RPM | 4000 RPM | 5750 RPM |
| Torque | 450 Nm | 510 Nm |
| Torque RPM | 1400 RPM | 4000 RPM |
| Engine Bore Size | 83 mm | 97 mm |
| Engine Stroke Size | 91.4 mm | 92 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 930 kg | 1240 kg |
| Vehicle Length | 4940 mm | 4110 mm |
| Vehicle Width | 1470 mm | 1800 mm |
| Vehicle Height | 1860 mm | 1290 mm |
| Wheelbase Size | 2850 mm | 2440 mm |
| Fuel Consumption Overall | 8.4 L/100km | 13.8 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
