2003 Infiniti Q45 vs. 2012 Acura RDX
To start off, 2012 Acura RDX is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 2003 Infiniti Q45 would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2003 Infiniti Q45 (340 HP @ 6400 RPM) has 100 more horse power than 2012 Acura RDX. (240 HP @ 6000 RPM). In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 2012 Acura RDX. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 21 kg more than 2012 Acura RDX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Acura RDX is all wheel drive (AWD), it will have significant more traction and grip than 2003 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2012 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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 99 more torque (in Nm) than 2012 Acura RDX. (352 Nm @ 4500 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2012 Acura RDX.
Compare all specifications:
2003 Infiniti Q45 | 2012 Acura RDX | |
Make | Infiniti | Acura |
Model | Q45 | RDX |
Year Released | 2003 | 2012 |
Body Type | Sedan | SUV |
Engine Position | Front | Front |
Engine Size | 4494 cc | 2300 cc |
Engine Cylinders | 8 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 340 HP | 240 HP |
Engine RPM | 6400 RPM | 6000 RPM |
Torque | 451 Nm | 352 Nm |
Torque RPM | 4000 RPM | 4500 RPM |
Drive Type | Rear | AWD |
Transmission Type | Automatic | 5-speed shiftable automatic |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1804 kg | 1783 kg |
Vehicle Length | 5080 mm | 4636 mm |
Vehicle Width | 1850 mm | 1869 mm |
Vehicle Height | 1500 mm | 1654 mm |
Wheelbase Size | 2880 mm | 2649 mm |
Fuel Tank Capacity | 81 L | 68 L |