2009 Acura RDX vs. 2006 Mercedes-Benz R
To start off, 2009 Acura RDX is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Mercedes-Benz R. In addition, the cost of maintenance, including insurance, on 2006 Mercedes-Benz R would be higher. At 4,966 cc (8 cylinders), 2006 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz R (302 HP @ 5600 RPM) has 65 more horse power than 2009 Acura RDX. (237 HP @ 6000 RPM) In normal driving conditions, 2006 Mercedes-Benz R should accelerate faster than 2009 Acura RDX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz R weights approximately 456 kg more than 2009 Acura RDX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2006 Mercedes-Benz R (460 Nm @ 2700 RPM) has 200 more torque (in Nm) than 2009 Acura RDX. (260 Nm @ 4500 RPM). This means 2006 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura RDX.
Compare all specifications:
| 2009 Acura RDX | 2006 Mercedes-Benz R | |
| Make | Acura | Mercedes-Benz |
| Model | RDX | R |
| Year Released | 2009 | 2006 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2297 cc | 4966 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 237 HP | 302 HP |
| Engine RPM | 6000 RPM | 5600 RPM |
| Torque | 260 Nm | 460 Nm |
| Torque RPM | 4500 RPM | 2700 RPM |
| Engine Compression Ratio | 8.8:1 | 10.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1784 kg | 2240 kg |
| Vehicle Length | 4600 mm | 5160 mm |
| Vehicle Width | 1880 mm | 1930 mm |
| Vehicle Height | 1660 mm | 1660 mm |
| Wheelbase Size | 2660 mm | 3220 mm |
| Fuel Consumption | 10.7 L/100km | 13.1 L/100km |
| Fuel Consumption City | 13.8 L/100km | 18.1 L/100km |
| Fuel Consumption Overall | 12.4 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 68 L | 80 L |
