2006 Infiniti QX56 vs. 2009 Opel Astra
To start off, 2009 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Infiniti QX56. In addition, the cost of maintenance, including insurance, on 2006 Infiniti QX56 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 167 more horse power than 2009 Opel Astra. (148 HP @ 4000 RPM). In normal driving conditions, 2006 Infiniti QX56 should accelerate faster than 2009 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Opel Astra weights approximately 73 kg more than 2006 Infiniti QX56.
Because 2006 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Opel Astra. 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 209 more torque (in Nm) than 2009 Opel Astra. (320 Nm @ 2000 RPM). This means 2006 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2009 Opel Astra. 2006 Infiniti QX56 has automatic transmission and 2009 Opel Astra has manual transmission. 2009 Opel Astra 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 | 2009 Opel Astra | |
| Make | Infiniti | Opel |
| Model | QX56 | Astra |
| Year Released | 2006 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 5555 cc | 1910 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 315 HP | 148 HP |
| Engine RPM | 4900 RPM | 4000 RPM |
| Torque | 529 Nm | 320 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Engine Bore Size | 98 mm | 82 mm |
| Engine Stroke Size | 92 mm | 90.4 mm |
| Engine Compression Ratio | 9.8:1 | 17.5:1 |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1320 kg | 1393 kg |
| Vehicle Length | 5260 mm | 4300 mm |
| Vehicle Width | 2010 mm | 1760 mm |
| Vehicle Height | 1980 mm | 1440 mm |
| Wheelbase Size | 3140 mm | 2620 mm |
| Fuel Consumption Overall | 15.7 L/100km | 5.8 L/100km |
| Fuel Tank Capacity | 106 L | 52 L |
