2008 Acura RDX vs. 2005 Mercedes-Benz R
To start off, 2008 Acura RDX is newer by 3 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 4,966 cc (8 cylinders), 2005 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz R (302 HP @ 4200 RPM) has 62 more horse power than 2008 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 2005 Mercedes-Benz R should accelerate faster than 2008 Acura RDX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz R weights approximately 790 kg more than 2008 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, 2005 Mercedes-Benz R (461 Nm @ 2700 RPM) has 108 more torque (in Nm) than 2008 Acura RDX. (353 Nm @ 4500 RPM). This means 2005 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2008 Acura RDX.
Compare all specifications:
| 2008 Acura RDX | 2005 Mercedes-Benz R | |
| Make | Acura | Mercedes-Benz |
| Model | RDX | R |
| Year Released | 2008 | 2005 |
| Body Type | SUV | Minivan |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 4966 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 240 HP | 302 HP |
| Engine RPM | 6000 RPM | 4200 RPM |
| Torque | 353 Nm | 461 Nm |
| Torque RPM | 4500 RPM | 2700 RPM |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1450 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 | 2860 mm |
| Fuel Tank Capacity | 68 L | 80 L |
