2004 Infiniti QX56 vs. 2006 Opel Vectra
To start off, 2006 Opel Vectra is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Infiniti QX56. In addition, the cost of maintenance, including insurance, on 2004 Infiniti QX56 would be higher. At 5,556 cc (8 cylinders), 2004 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2004 Infiniti QX56 (315 HP) has 107 more horse power than 2006 Opel Vectra. (208 HP). In normal driving conditions, 2004 Infiniti QX56 should accelerate faster than 2006 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Infiniti QX56 weights approximately 806 kg more than 2006 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Infiniti QX56 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2004 Infiniti QX56. However, in wet, icy, snow, or gravel driving conditions, 2006 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2004 Infiniti QX56 (529 Nm) has 229 more torque (in Nm) than 2006 Opel Vectra. (300 Nm). This means 2004 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Vectra.
Compare all specifications:
| 2004 Infiniti QX56 | 2006 Opel Vectra | |
| Make | Infiniti | Opel |
| Model | QX56 | Vectra |
| Year Released | 2004 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 5556 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 |
| Torque | 529 Nm | 300 Nm |
| Engine Bore Size | 98 mm | 87.5 mm |
| Engine Stroke Size | 92 mm | 88 mm |
| Engine Compression Ratio | 9.8:1 | 10.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2431 kg | 1625 kg |
| Vehicle Length | 5260 mm | 4830 mm |
| Vehicle Width | 2010 mm | 1800 mm |
| Vehicle Height | 1980 mm | 1510 mm |
| Wheelbase Size | 3140 mm | 2840 mm |
| Fuel Consumption Overall | 15.7 L/100km | 10.3 L/100km |
| Fuel Tank Capacity | 106 L | 60 L |
