2005 Ford Explorer vs. 2003 Infiniti QX4
To start off, 2005 Ford Explorer is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Infiniti QX4. In addition, the cost of maintenance, including insurance, on 2003 Infiniti QX4 would be higher. At 4,015 cc (6 cylinders), 2005 Ford Explorer is equipped with a bigger engine. In terms of performance, 2003 Infiniti QX4 (238 HP @ 6000 RPM) has 35 more horse power than 2005 Ford Explorer. (203 HP @ 5750 RPM) In normal driving conditions, 2003 Infiniti QX4 should accelerate faster than 2005 Ford Explorer. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti QX4 weights approximately 680 kg more than 2005 Ford Explorer. 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, 2003 Infiniti QX4 (359 Nm) has 14 more torque (in Nm) than 2005 Ford Explorer. (345 Nm). This means 2003 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 2005 Ford Explorer.
Compare all specifications:
| 2005 Ford Explorer | 2003 Infiniti QX4 | |
| Make | Ford | Infiniti |
| Model | Explorer | QX4 |
| Year Released | 2005 | 2003 |
| Body Type | SUV | SUV |
| Engine Position | Front | Front |
| Engine Size | 4015 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 203 HP | 238 HP |
| Engine RPM | 5750 RPM | 6000 RPM |
| Torque | 345 Nm | 359 Nm |
| Drive Type | 4WD | 4WD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1280 kg | 1960 kg |
| Vehicle Length | 4820 mm | 4660 mm |
| Vehicle Width | 1840 mm | 1850 mm |
| Vehicle Height | 1820 mm | 1800 mm |
| Wheelbase Size | 2780 mm | 2710 mm |
