1972 Jaguar Sovereign vs. 2003 Opel Signum
To start off, 2003 Opel Signum is newer by 31 year(s). Which means there will be less support and parts availability for 1972 Jaguar Sovereign. In addition, the cost of maintenance, including insurance, on 1972 Jaguar Sovereign would be higher. At 5,342 cc (12 cylinders), 1972 Jaguar Sovereign is equipped with a bigger engine. In terms of performance, 1972 Jaguar Sovereign (295 HP @ 5500 RPM) has 151 more horse power than 2003 Opel Signum. (144 HP @ 6000 RPM). In normal driving conditions, 1972 Jaguar Sovereign should accelerate faster than 2003 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1972 Jaguar Sovereign weights approximately 244 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 1972 Jaguar Sovereign 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 1972 Jaguar Sovereign. 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, 1972 Jaguar Sovereign (433 Nm @ 3250 RPM) has 193 more torque (in Nm) than 2003 Opel Signum. (240 Nm @ 3800 RPM). This means 1972 Jaguar Sovereign will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Signum.
Compare all specifications:
| 1972 Jaguar Sovereign | 2003 Opel Signum | |
| Make | Jaguar | Opel |
| Model | Sovereign | Signum |
| Year Released | 1972 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 5342 cc | 2198 cc |
| Engine Cylinders | 12 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 295 HP | 144 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 433 Nm | 240 Nm |
| Torque RPM | 3250 RPM | 3800 RPM |
| Engine Bore Size | 90 mm | 86 mm |
| Engine Stroke Size | 70 mm | 94.6 mm |
| Engine Compression Ratio | 12.5:1 | 12.0:1 |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1930 kg | 1686 kg |
| Vehicle Length | 4960 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1380 mm | 1470 mm |
| Wheelbase Size | 2870 mm | 2640 mm |
