2003 Opel Signum vs. 2013 Jaguar XK
To start off, 2013 Jaguar XK is newer by 10 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 5,000 cc (4 cylinders), 2013 Jaguar XK is equipped with a bigger engine. In terms of performance, 2013 Jaguar XK (503 HP @ 6500 RPM) has 328 more horse power than 2003 Opel Signum. (175 HP @ 5500 RPM) In normal driving conditions, 2013 Jaguar XK should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2013 Jaguar XK weights approximately 225 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 2013 Jaguar XK 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 2013 Jaguar XK. 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, 2013 Jaguar XK (625 Nm @ 5500 RPM) has 255 more torque (in Nm) than 2003 Opel Signum. (370 Nm @ 1900 RPM). This means 2013 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 2003 Opel Signum | 2013 Jaguar XK | |
| Make | Opel | Jaguar |
| Model | Signum | XK |
| Year Released | 2003 | 2013 |
| Body Type | Hatchback | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 2958 cc | 5000 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 175 HP | 503 HP |
| Engine RPM | 5500 RPM | 6500 RPM |
| Torque | 370 Nm | 625 Nm |
| Torque RPM | 1900 RPM | 5500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1575 kg | 1800 kg |
| Vehicle Length | 4640 mm | 4794 mm |
| Vehicle Width | 1800 mm | 2032 mm |
| Vehicle Height | 1470 mm | 1322 mm |
| Wheelbase Size | 2840 mm | 2752 mm |
