2009 Jaguar XJ vs. 2005 Opel Vectra
To start off, 2009 Jaguar XJ is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2005 Opel Vectra would be higher. At 4,194 cc (8 cylinders), 2009 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2009 Jaguar XJ (391 HP @ 6100 RPM) has 268 more horse power than 2005 Opel Vectra. (123 HP @ 5600 RPM). In normal driving conditions, 2009 Jaguar XJ should accelerate faster than 2005 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Jaguar XJ weights approximately 305 kg more than 2005 Opel Vectra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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 Jaguar XJ (541 Nm @ 4100 RPM) has 376 more torque (in Nm) than 2005 Opel Vectra. (165 Nm @ 3800 RPM). This means 2009 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Vectra.
Compare all specifications:
| 2009 Jaguar XJ | 2005 Opel Vectra | |
| Make | Jaguar | Opel |
| Model | XJ | Vectra |
| Year Released | 2009 | 2005 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4194 cc | 1794 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 391 HP | 123 HP |
| Engine RPM | 6100 RPM | 5600 RPM |
| Torque | 541 Nm | 165 Nm |
| Torque RPM | 4100 RPM | 3800 RPM |
| Engine Bore Size | 86 mm | 80.5 mm |
| Engine Stroke Size | 90.3 mm | 88.2 mm |
| Engine Compression Ratio | 9.1:1 | 10.5:1 |
| Top Speed | 250 km/hour | 200 km/hour |
| Acceleration 0-100mph | 5.3 seconds | 12 seconds |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1665 kg | 1360 kg |
| Vehicle Length | 5100 mm | 4500 mm |
| Vehicle Width | 1450 mm | 1710 mm |
| Wheelbase Size | 3040 mm | 2640 mm |
| Fuel Tank Capacity | 85 L | 60 L |
