2007 Acura RDX vs. 2009 Acura MDX
To start off, 2009 Acura MDX is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Acura RDX. In addition, the cost of maintenance, including insurance, on 2007 Acura RDX would be higher. At 3,664 cc (6 cylinders), 2009 Acura MDX is equipped with a bigger engine. In terms of performance, 2009 Acura MDX (300 HP @ 6000 RPM) has 60 more horse power than 2007 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 2009 Acura MDX should accelerate faster than 2007 Acura RDX.
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, 2009 Acura MDX (374 Nm @ 5000 RPM) has 21 more torque (in Nm) than 2007 Acura RDX. (353 Nm @ 4500 RPM). This means 2009 Acura MDX will have an easier job in driving up hills or pulling heavy equipment than 2007 Acura RDX.
Compare all specifications:
| 2007 Acura RDX | 2009 Acura MDX | |
| Make | Acura | Acura |
| Model | RDX | MDX |
| Year Released | 2007 | 2009 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 3664 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 240 HP | 300 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 353 Nm | 374 Nm |
| Torque RPM | 4500 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4600 mm | 4850 mm |
| Vehicle Width | 1880 mm | 2000 mm |
| Vehicle Height | 1660 mm | 1740 mm |
| Wheelbase Size | 2660 mm | 2760 mm |
