2005 Audi A6 vs. 2007 Mercedes-Benz SLK
To start off, 2007 Mercedes-Benz SLK is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Audi A6. In addition, the cost of maintenance, including insurance, on 2005 Audi A6 would be higher. At 2,996 cc (6 cylinders), 2007 Mercedes-Benz SLK is equipped with a bigger engine. In terms of performance, 2005 Audi A6 (247 HP @ 1800 RPM) has 19 more horse power than 2007 Mercedes-Benz SLK. (228 HP @ 6100 RPM). In normal driving conditions, 2005 Audi A6 should accelerate faster than 2007 Mercedes-Benz SLK.
Because 2005 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Mercedes-Benz SLK. In wet, icy, snow, or gravel driving conditions, 2005 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 Audi A6 (350 Nm @ 1800 RPM) has 50 more torque (in Nm) than 2007 Mercedes-Benz SLK. (300 Nm @ 2700 RPM). This means 2005 Audi A6 will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz SLK. 2005 Audi A6 has automatic transmission and 2007 Mercedes-Benz SLK has manual transmission. 2007 Mercedes-Benz SLK will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi A6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi A6 | 2007 Mercedes-Benz SLK | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | SLK |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2671 cc | 2996 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 247 HP | 228 HP |
| Engine RPM | 1800 RPM | 6100 RPM |
| Torque | 350 Nm | 300 Nm |
| Torque RPM | 1800 RPM | 2700 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4800 mm | 4090 mm |
| Vehicle Width | 1820 mm | 1790 mm |
| Vehicle Height | 1460 mm | 1300 mm |
| Wheelbase Size | 2580 mm | 2440 mm |
| Fuel Consumption Highway | 8.8 L/100km | 8.7 L/100km |
| Fuel Consumption City | 18.1 L/100km | 11.8 L/100km |
| Fuel Consumption Overall | 12.2 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 70 L | 70 L |
