1991 Jaguar XJ6 vs. 1972 Jaguar Sovereign
To start off, 1991 Jaguar XJ6 is newer by 19 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 71 more horse power than 1991 Jaguar XJ6. (224 HP @ 4750 RPM) In normal driving conditions, 1972 Jaguar Sovereign should accelerate faster than 1991 Jaguar XJ6. With that said, vehicle weight also plays an important factor in acceleration. 1972 Jaguar Sovereign weights approximately 105 kg more than 1991 Jaguar XJ6. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1972 Jaguar Sovereign (433 Nm @ 3250 RPM) has 56 more torque (in Nm) than 1991 Jaguar XJ6. (377 Nm @ 3650 RPM). This means 1972 Jaguar Sovereign will have an easier job in driving up hills or pulling heavy equipment than 1991 Jaguar XJ6.
Compare all specifications:
| 1991 Jaguar XJ6 | 1972 Jaguar Sovereign | |
| Make | Jaguar | Jaguar |
| Model | XJ6 | Sovereign |
| Year Released | 1991 | 1972 |
| Engine Position | Front | Front |
| Engine Size | 3980 cc | 5342 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 224 HP | 295 HP |
| Engine RPM | 4750 RPM | 5500 RPM |
| Torque | 377 Nm | 433 Nm |
| Torque RPM | 3650 RPM | 3250 RPM |
| Engine Bore Size | 91 mm | 90 mm |
| Engine Stroke Size | 102 mm | 70 mm |
| Engine Compression Ratio | 9.5:1 | 12.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1825 kg | 1930 kg |
| Vehicle Length | 4940 mm | 4960 mm |
| Vehicle Width | 2010 mm | 1780 mm |
| Vehicle Height | 1370 mm | 1380 mm |
| Wheelbase Size | 2880 mm | 2870 mm |
