2006 Audi A6 vs. 2005 Mercedes-Benz SLK
To start off, 2006 Audi A6 is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz SLK. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz SLK would be higher. At 5,439 cc (8 cylinders), 2005 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SLK (361 HP) has 193 more horse power than 2006 Audi A6. (168 HP) In normal driving conditions, 2005 Mercedes-Benz SLK should accelerate faster than 2006 Audi A6. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A6 weights approximately 339 kg more than 2005 Mercedes-Benz SLK.
Because 2005 Mercedes-Benz SLK is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Mercedes-Benz SLK. However, in wet, icy, snow, or gravel driving conditions, 2006 Audi A6, being front wheel drive (FWD), will offer much better control with better grip. 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 SLK (500 Nm) has 220 more torque (in Nm) than 2006 Audi A6. (280 Nm). This means 2005 Mercedes-Benz SLK will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2005 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | SLK |
| Year Released | 2006 | 2005 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1983 cc | 5439 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 168 HP | 361 HP |
| Torque | 280 Nm | 500 Nm |
| Engine Compression Ratio | 11.5:1 | 11.0:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1541 kg |
| Vehicle Length | 4580 mm | 4090 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1280 mm |
| Wheelbase Size | 2660 mm | 2440 mm |
| Fuel Consumption Overall | 9.9 L/100km | 13.1 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
