2007 Acura RDX vs. 2005 Infiniti M
To start off, 2007 Acura RDX is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Infiniti M. In addition, the cost of maintenance, including insurance, on 2005 Infiniti M would be higher. At 4,494 cc (8 cylinders), 2005 Infiniti M is equipped with a bigger engine. In terms of performance, 2005 Infiniti M (335 HP @ 6400 RPM) has 95 more horse power than 2007 Acura RDX. (240 HP @ 6000 RPM) In normal driving conditions, 2005 Infiniti M should accelerate faster than 2007 Acura RDX.
Because 2007 Acura RDX is four wheel drive (4WD), it will have significant more traction and grip than 2005 Infiniti M. In wet, icy, snow, or gravel driving conditions, 2007 Acura RDX 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 Infiniti M (453 Nm @ 4000 RPM) has 100 more torque (in Nm) than 2007 Acura RDX. (353 Nm @ 4500 RPM). This means 2005 Infiniti M will have an easier job in driving up hills or pulling heavy equipment than 2007 Acura RDX.
Compare all specifications:
| 2007 Acura RDX | 2005 Infiniti M | |
| Make | Acura | Infiniti |
| Model | RDX | M |
| Year Released | 2007 | 2005 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2300 cc | 4494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 240 HP | 335 HP |
| Engine RPM | 6000 RPM | 6400 RPM |
| Torque | 353 Nm | 453 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4600 mm | 4900 mm |
| Vehicle Width | 1880 mm | 1800 mm |
| Vehicle Height | 1660 mm | 1520 mm |
| Wheelbase Size | 2660 mm | 2910 mm |
| Fuel Tank Capacity | 68 L | 75 L |
