1998 Jaguar XK vs. 1999 Jaguar XJ
To start off, 1999 Jaguar XJ is newer by 1 year(s). Which means there will be less support and parts availability for 1998 Jaguar XK. In addition, the cost of maintenance, including insurance, on 1998 Jaguar XK would be higher. Both 1998 Jaguar XK and 1999 Jaguar XJ are equipped with a 3,996 cc engine. In terms of performance, 1998 Jaguar XK (445 HP @ 6300 RPM) has 155 more horse power than 1999 Jaguar XJ. (290 HP @ 6100 RPM). In normal driving conditions, 1998 Jaguar XK should accelerate faster than 1999 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 1999 Jaguar XJ weights approximately 145 kg more than 1998 Jaguar XK.
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, 1998 Jaguar XK (615 Nm @ 4600 RPM) has 222 more torque (in Nm) than 1999 Jaguar XJ. (393 Nm @ 4250 RPM). This means 1998 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 1999 Jaguar XJ.
Compare all specifications:
| 1998 Jaguar XK | 1999 Jaguar XJ | |
| Make | Jaguar | Jaguar |
| Model | XK | XJ |
| Year Released | 1998 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 3996 cc | 3996 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 445 HP | 290 HP |
| Engine RPM | 6300 RPM | 6100 RPM |
| Torque | 615 Nm | 393 Nm |
| Torque RPM | 4600 RPM | 4250 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1565 kg | 1710 kg |
| Vehicle Length | 4420 mm | 5160 mm |
| Vehicle Width | 1830 mm | 1800 mm |
| Vehicle Height | 1140 mm | 1310 mm |
