2006 Audi A6 vs. 2008 Mercedes-Benz R
To start off, 2008 Mercedes-Benz R 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 3,130 cc (6 cylinders), 2006 Audi A6 is equipped with a bigger engine. In terms of performance, 2006 Audi A6 (255 HP @ 6500 RPM) has 67 more horse power than 2008 Mercedes-Benz R. (188 HP @ 4000 RPM). In normal driving conditions, 2006 Audi A6 should accelerate faster than 2008 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz R weights approximately 685 kg more than 2006 Audi A6.
Because 2008 Mercedes-Benz R 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 2008 Mercedes-Benz R. 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, 2008 Mercedes-Benz R (440 Nm @ 1400 RPM) has 110 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2008 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A6.
Compare all specifications:
| 2006 Audi A6 | 2008 Mercedes-Benz R | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | R |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 2987 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 188 HP |
| Engine RPM | 6500 RPM | 4000 RPM |
| Torque | 330 Nm | 440 Nm |
| Torque RPM | 3250 RPM | 1400 RPM |
| Engine Bore Size | 84.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Engine Compression Ratio | 13.0:1 | 17.7:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 2195 kg |
| Vehicle Length | 4920 mm | 4940 mm |
| Vehicle Width | 2020 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1670 mm |
| Wheelbase Size | 2850 mm | 2990 mm |
| Fuel Consumption Overall | 10.7 L/100km | 9 L/100km |
| Fuel Tank Capacity | 80 L | 80 L |
