2006 Infiniti QX4 vs. 2007 Opel Vectra
To start off, 2007 Opel Vectra is newer by 1 year(s). Which means there will be less support and parts availability for 2006 Infiniti QX4. In addition, the cost of maintenance, including insurance, on 2006 Infiniti QX4 would be higher. At 5,552 cc (8 cylinders), 2006 Infiniti QX4 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX4 (315 HP @ 4900 RPM) has 107 more horse power than 2007 Opel Vectra. (208 HP @ 6200 RPM). In normal driving conditions, 2006 Infiniti QX4 should accelerate faster than 2007 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2007 Opel Vectra weights approximately 203 kg more than 2006 Infiniti QX4.
Because 2006 Infiniti QX4 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Infiniti QX4 (530 Nm @ 3600 RPM) has 230 more torque (in Nm) than 2007 Opel Vectra. (300 Nm @ 4000 RPM). This means 2006 Infiniti QX4 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Vectra.
Compare all specifications:
| 2006 Infiniti QX4 | 2007 Opel Vectra | |
| Make | Infiniti | Opel |
| Model | QX4 | Vectra |
| Year Released | 2006 | 2007 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 3175 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 208 HP |
| Engine RPM | 4900 RPM | 6200 RPM |
| Torque | 530 Nm | 300 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 98 mm | 87.5 mm |
| Engine Stroke Size | 92 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1320 kg | 1523 kg |
| Vehicle Length | 5260 mm | 4600 mm |
| Vehicle Width | 2010 mm | 1800 mm |
| Vehicle Height | 1960 mm | 1470 mm |
| Wheelbase Size | 3140 mm | 2710 mm |
| Fuel Consumption Overall | 11.8 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 60 L | 61 L |
