2006 Infiniti QX56 vs. 2004 Opel Vectra
To start off, 2006 Infiniti QX56 is newer by 2 year(s). Which means there will be less support and parts availability for 2004 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2004 Opel Vectra would be higher. At 5,555 cc (8 cylinders), 2006 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2006 Infiniti QX56 (315 HP @ 4900 RPM) has 195 more horse power than 2004 Opel Vectra. (120 HP @ 6000 RPM). In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 2004 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Vectra weights approximately 55 kg more than 2006 Infiniti QX56.
Because 2006 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti QX56 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 QX56 (529 Nm @ 3600 RPM) has 362 more torque (in Nm) than 2004 Opel Vectra. (167 Nm @ 3800 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Vectra. 2006 Infiniti QX56 has automatic transmission and 2004 Opel Vectra has manual transmission. 2004 Opel Vectra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Infiniti QX56 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Infiniti QX56 | 2004 Opel Vectra | |
| Make | Infiniti | Opel |
| Model | QX56 | Vectra |
| Year Released | 2006 | 2004 |
| Engine Position | Front | Front |
| Engine Size | 5555 cc | 1796 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 120 HP |
| Engine RPM | 4900 RPM | 6000 RPM |
| Torque | 529 Nm | 167 Nm |
| Torque RPM | 3600 RPM | 3800 RPM |
| Engine Bore Size | 98 mm | 80.5 mm |
| Engine Stroke Size | 92 mm | 88.2 mm |
| Engine Compression Ratio | 9.8:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1320 kg | 1375 kg |
| Vehicle Length | 5260 mm | 4600 mm |
| Vehicle Width | 2010 mm | 1800 mm |
| Vehicle Height | 1980 mm | 1470 mm |
| Wheelbase Size | 3140 mm | 2640 mm |
| Fuel Consumption Overall | 15.7 L/100km | 8.1 L/100km |
| Fuel Tank Capacity | 106 L | 61 L |
