1999 Jaguar XJ vs. 1948 Jaguar XK
To start off, 1999 Jaguar XJ is newer by 51 year(s). Which means there will be less support and parts availability for 1948 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1948 Jaguar XK would be higher. At 3,996 cc (8 cylinders), 1999 Jaguar XJ is equipped with a bigger engine. In terms of performance, 1999 Jaguar XJ (290 HP @ 6100 RPM) has 110 more horse power than 1948 Jaguar XK. (180 HP @ 5300 RPM). In normal driving conditions, 1999 Jaguar XJ should accelerate faster than 1948 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 1999 Jaguar XJ weights approximately 415 kg more than 1948 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, 1999 Jaguar XJ (393 Nm @ 4250 RPM) has 118 more torque (in Nm) than 1948 Jaguar XK. (275 Nm @ 4000 RPM). This means 1999 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 1948 Jaguar XK. 1999 Jaguar XJ has automatic transmission and 1948 Jaguar XK has manual transmission. 1948 Jaguar XK will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1999 Jaguar XJ will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Jaguar XJ | 1948 Jaguar XK | |
| Make | Jaguar | Jaguar |
| Model | XJ | XK |
| Year Released | 1999 | 1948 |
| Engine Position | Front | Front |
| Engine Size | 3996 cc | 3442 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 290 HP | 180 HP |
| Engine RPM | 6100 RPM | 5300 RPM |
| Torque | 393 Nm | 275 Nm |
| Torque RPM | 4250 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 83 mm |
| Engine Stroke Size | 86 mm | 106 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1710 kg | 1295 kg |
| Vehicle Length | 5160 mm | 4430 mm |
| Vehicle Width | 1800 mm | 1570 mm |
| Vehicle Height | 1310 mm | 1340 mm |
| Wheelbase Size | 2880 mm | 2600 mm |
| Fuel Tank Capacity | 87 L | 63 L |
