2005 Jaguar XJ vs. 2003 Opel Signum
To start off, 2005 Jaguar XJ is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 4,196 cc (8 cylinders), 2005 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2005 Jaguar XJ (294 HP @ 6000 RPM) has 119 more horse power than 2003 Opel Signum. (175 HP @ 5500 RPM). In normal driving conditions, 2005 Jaguar XJ should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Jaguar XJ weights approximately 111 kg more than 2003 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Jaguar XJ is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Jaguar XJ. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 2005 Jaguar XJ (411 Nm @ 4100 RPM) has 41 more torque (in Nm) than 2003 Opel Signum. (370 Nm @ 1900 RPM). This means 2005 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2005 Jaguar XJ | 2003 Opel Signum | |
| Make | Jaguar | Opel |
| Model | XJ | Signum |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 2958 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 294 HP | 175 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 411 Nm | 370 Nm |
| Torque RPM | 4100 RPM | 1900 RPM |
| Fuel Type | Gasoline - Premium | Diesel |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1686 kg | 1575 kg |
| Vehicle Length | 5100 mm | 4640 mm |
| Vehicle Width | 1870 mm | 1800 mm |
| Vehicle Height | 1450 mm | 1470 mm |
| Wheelbase Size | 3040 mm | 2840 mm |
