2009 Infiniti QX56 vs. 2007 Opel Astra
To start off, 2009 Infiniti QX56 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Opel Astra. In addition, the cost of maintenance, including insurance, on 2007 Opel Astra would be higher. At 5,552 cc (8 cylinders), 2009 Infiniti QX56 is equipped with a bigger engine. In terms of performance, 2009 Infiniti QX56 (320 HP @ 5200 RPM) has 215 more horse power than 2007 Opel Astra. (105 HP @ 6000 RPM). In normal driving conditions, 2009 Infiniti QX56 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti QX56 weights approximately 55 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Infiniti QX56 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Infiniti QX56 (533 Nm @ 3400 RPM) has 383 more torque (in Nm) than 2007 Opel Astra. (150 Nm @ 3900 RPM). This means 2009 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra.
Compare all specifications:
| 2009 Infiniti QX56 | 2007 Opel Astra | |
| Make | Infiniti | Opel |
| Model | QX56 | Astra |
| Year Released | 2009 | 2007 |
| Body Type | SUV | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 1598 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 105 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 533 Nm | 150 Nm |
| Torque RPM | 3400 RPM | 3900 RPM |
| Engine Compression Ratio | 10.3:1 | 10.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1320 kg | 1265 kg |
| Vehicle Length | 5260 mm | 4300 mm |
| Vehicle Width | 2010 mm | 1760 mm |
| Vehicle Height | 2010 mm | 1440 mm |
| Wheelbase Size | 3140 mm | 2620 mm |
| Fuel Consumption Highway | 13.8 L/100km | 5.4 L/100km |
| Fuel Consumption Overall | 16.8 L/100km | 6.6 L/100km |
| Fuel Tank Capacity | 106 L | 52 L |
