1998 Jaguar XK vs. 2011 Jaguar XJ
To start off, 2011 Jaguar XJ is newer by 13 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. At 5,000 cc (8 cylinders), 2011 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2011 Jaguar XJ (470 HP @ 6000 RPM) has 25 more horse power than 1998 Jaguar XK. (445 HP @ 6300 RPM) In normal driving conditions, 2011 Jaguar XJ should accelerate faster than 1998 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 2011 Jaguar XJ weights approximately 396 kg more than 1998 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, 1998 Jaguar XK (615 Nm @ 4600 RPM) has 41 more torque (in Nm) than 2011 Jaguar XJ. (574 Nm @ 2500 RPM). This means 1998 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2011 Jaguar XJ.
Compare all specifications:
| 1998 Jaguar XK | 2011 Jaguar XJ | |
| Make | Jaguar | Jaguar |
| Model | XK | XJ |
| Year Released | 1998 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 3996 cc | 5000 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 445 HP | 470 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 615 Nm | 574 Nm |
| Torque RPM | 4600 RPM | 2500 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 | 1961 kg |
| Vehicle Length | 4420 mm | 5248 mm |
| Vehicle Width | 1830 mm | 1895 mm |
| Vehicle Height | 1140 mm | 1448 mm |
