2009 Infiniti QX56 vs. 2008 Jaguar XJ8
To start off, 2009 Infiniti QX56 is newer by 1 year(s). Which means there will be less support and parts availability for 2008 Jaguar XJ8. In addition, the cost of maintenance, including insurance, on 2008 Jaguar XJ8 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 20 more horse power than 2008 Jaguar XJ8. (300 HP @ 6000 RPM). In normal driving conditions, 2009 Infiniti QX56 should accelerate faster than 2008 Jaguar XJ8. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti QX56 weights approximately 3 kg more than 2008 Jaguar XJ8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Jaguar XJ8 is four wheel drive (4WD), it will have significant more traction and grip than 2009 Infiniti QX56. In wet, icy, snow, or gravel driving conditions, 2008 Jaguar XJ8 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 113 more torque (in Nm) than 2008 Jaguar XJ8. (420 Nm @ 4100 RPM). This means 2009 Infiniti QX56 will have an easier job in driving up hills or pulling heavy equipment than 2008 Jaguar XJ8.
Compare all specifications:
| 2009 Infiniti QX56 | 2008 Jaguar XJ8 | |
| Make | Infiniti | Jaguar |
| Model | QX56 | XJ8 |
| Year Released | 2009 | 2008 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5552 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 320 HP | 300 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 533 Nm | 420 Nm |
| Torque RPM | 3400 RPM | 4100 RPM |
| Engine Compression Ratio | 10.3:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1719 kg | 1716 kg |
| Vehicle Length | 5260 mm | 5100 mm |
| Vehicle Width | 2010 mm | 1870 mm |
| Vehicle Height | 1980 mm | 1450 mm |
| Wheelbase Size | 3140 mm | 3040 mm |
| Fuel Consumption Highway | 13.1 L/100km | 9.4 L/100km |
| Fuel Consumption City | 19.6 L/100km | 14.7 L/100km |
| Fuel Consumption Overall | 16.8 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 106 L | 85 L |
