1950 Jaguar XK vs. 1990 Jaguar XJR
To start off, 1990 Jaguar XJR is newer by 40 year(s). Which means there will be less support and parts availability for 1950 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1950 Jaguar XK would be higher. At 3,979 cc (6 cylinders), 1990 Jaguar XJR is equipped with a bigger engine. In terms of performance, 1990 Jaguar XJR (252 HP @ 5250 RPM) has 94 more horse power than 1950 Jaguar XK. (158 HP @ 5000 RPM) In normal driving conditions, 1990 Jaguar XJR should accelerate faster than 1950 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 1990 Jaguar XJR weights approximately 198 kg more than 1950 Jaguar XK. 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, 1990 Jaguar XJR (377 Nm) has 87 more torque (in Nm) than 1950 Jaguar XK. (290 Nm). This means 1990 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 1950 Jaguar XK.
Compare all specifications:
| 1950 Jaguar XK | 1990 Jaguar XJR | |
| Make | Jaguar | Jaguar |
| Model | XK | XJR |
| Year Released | 1950 | 1990 |
| Engine Position | Front | Front |
| Engine Size | 3442 cc | 3979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 252 HP |
| Engine RPM | 5000 RPM | 5250 RPM |
| Torque | 290 Nm | 377 Nm |
| Engine Bore Size | 83 mm | 91 mm |
| Engine Stroke Size | 106 mm | 102 mm |
| Top Speed | 201 km/hour | 237 km/hour |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1295 kg | 1493 kg |
| Vehicle Length | 4430 mm | 4940 mm |
| Vehicle Width | 1570 mm | 2010 mm |
| Wheelbase Size | 2600 mm | 2880 mm |
