2007 Acura RDX vs. 2012 Infiniti FX
To start off, 2012 Infiniti FX is newer by 5 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 5,026 cc (8 cylinders), 2012 Infiniti FX is equipped with a bigger engine. In terms of performance, 2012 Infiniti FX (390 HP @ 6500 RPM) has 150 more horse power than 2007 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 2012 Infiniti FX should accelerate faster than 2007 Acura RDX.
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, 2012 Infiniti FX (500 Nm @ 4400 RPM) has 147 more torque (in Nm) than 2007 Acura RDX. (353 Nm @ 4500 RPM). This means 2012 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 2007 Acura RDX.
Compare all specifications:
| 2007 Acura RDX | 2012 Infiniti FX | |
| Make | Acura | Infiniti |
| Model | RDX | FX |
| Year Released | 2007 | 2012 |
| Body Type | SUV | Crossover |
| Engine Position | Front | Front |
| Engine Size | 2299 cc | 5026 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 240 HP | 390 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 353 Nm | 500 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 7-speed shiftable automatic |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Length | 4600 mm | 4865 mm |
| Vehicle Width | 1880 mm | 1925 mm |
| Vehicle Height | 1660 mm | 1680 mm |
| Wheelbase Size | 2660 mm | 2885 mm |
