2006 Audi A6 vs. 2005 Mercedes-Benz R
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 R. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz R 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 34 more horse power than 2005 Mercedes-Benz R. (221 HP @ 4200 RPM). In normal driving conditions, 2006 Audi A6 should accelerate faster than 2005 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz R weights approximately 760 kg more than 2006 Audi A6.
Because 2005 Mercedes-Benz R is four wheel drive (4WD), it will have significant more traction and grip than 2006 Audi A6. In wet, icy, snow, or gravel driving conditions, 2005 Mercedes-Benz R 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 Mercedes-Benz R (511 Nm @ 1600 RPM) has 181 more torque (in Nm) than 2006 Audi A6. (330 Nm @ 3250 RPM). This means 2005 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 | 2005 Mercedes-Benz R | |
| Make | Audi | Mercedes-Benz |
| Model | A6 | R |
| Year Released | 2006 | 2005 |
| 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 | 221 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 330 Nm | 511 Nm |
| Torque RPM | 3250 RPM | 1600 RPM |
| Engine Bore Size | 84.5 mm | 83 mm |
| Engine Stroke Size | 92.8 mm | 92 mm |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 2270 kg |
| Vehicle Length | 4920 mm | 5160 mm |
| Vehicle Width | 2020 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1660 mm |
| Wheelbase Size | 2850 mm | 3220 mm |
| Fuel Tank Capacity | 80 L | 80 L |
