2003 Infiniti QX4 vs. 2006 Mercedes-Benz C
To start off, 2006 Mercedes-Benz C is newer by 3 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. Both 2003 Infiniti QX4 and 2006 Mercedes-Benz C are equipped with a 3,498 cc engine. In terms of performance, 2006 Mercedes-Benz C (269 HP @ 6000 RPM) has 31 more horse power than 2003 Infiniti QX4. (238 HP @ 6000 RPM) In normal driving conditions, 2006 Mercedes-Benz C should accelerate faster than 2003 Infiniti QX4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti QX4 weights approximately 175 kg more than 2006 Mercedes-Benz C.
Because 2003 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2003 Infiniti QX4 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 QX4 (359 Nm @ 3200 RPM) has 9 more torque (in Nm) than 2006 Mercedes-Benz C. (350 Nm @ 2400 RPM). This means 2003 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 2006 Mercedes-Benz C.
Compare all specifications:
| 2003 Infiniti QX4 | 2006 Mercedes-Benz C | |
| Make | Infiniti | Mercedes-Benz |
| Model | QX4 | C |
| Year Released | 2003 | 2006 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 269 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 359 Nm | 350 Nm |
| Torque RPM | 3200 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1960 kg | 1785 kg |
| Vehicle Length | 4660 mm | 4820 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1800 mm | 1500 mm |
| Wheelbase Size | 2710 mm | 2720 mm |
