2007 Audi A6 vs. 2009 Mercedes-Benz CLK
To start off, 2009 Mercedes-Benz CLK is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Audi A6. In addition, the cost of maintenance, including insurance, on 2007 Audi A6 would be higher. At 3,123 cc (6 cylinders), 2007 Audi A6 is equipped with a bigger engine. In terms of performance, 2007 Audi A6 (255 HP @ 6500 RPM) has 34 more horse power than 2009 Mercedes-Benz CLK. (221 HP @ 4200 RPM). In normal driving conditions, 2007 Audi A6 should accelerate faster than 2009 Mercedes-Benz CLK. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz CLK weights approximately 950 kg more than 2007 Audi A6.
Because 2007 Audi A6 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Mercedes-Benz CLK. In wet, icy, snow, or gravel driving conditions, 2007 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 CLK (510 Nm @ 1600 RPM) has 180 more torque (in Nm) than 2007 Audi A6. (330 Nm @ 3250 RPM). This means 2009 Mercedes-Benz CLK will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi A6.
Compare all specifications:
| 2007 Audi A6 | 2009 Mercedes-Benz CLK | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | CLK |
| Year Released | 2007 | 2009 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 255 HP | 221 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 330 Nm | 510 Nm |
| Torque RPM | 3250 RPM | 1600 RPM |
| Engine Compression Ratio | 11.3:1 | 18.0:1 |
| Fuel Type | Diesel | Diesel |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 2830 kg |
| Vehicle Length | 4920 mm | 4640 mm |
| Vehicle Width | 2020 mm | 1750 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2850 mm | 2720 mm |
| Fuel Consumption Overall | 10.7 L/100km | 7.2 L/100km |
| Fuel Tank Capacity | 80 L | 62 L |
