2003 Jaguar XK vs. 2008 Jaguar XJR
To start off, 2008 Jaguar XJR is newer by 5 year(s). Which means there will be less support and parts availability for 2003 Jaguar XK. In addition, the cost of maintenance, including insurance, on 2003 Jaguar XK would be higher. At 4,196 cc (8 cylinders), 2008 Jaguar XJR is equipped with a bigger engine. In terms of performance, 2008 Jaguar XJR (400 HP @ 6100 RPM) has 110 more horse power than 2003 Jaguar XK. (290 HP @ 6100 RPM) In normal driving conditions, 2008 Jaguar XJR should accelerate faster than 2003 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 2008 Jaguar XJR weights approximately 164 kg more than 2003 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, 2008 Jaguar XJR (561 Nm @ 3500 RPM) has 168 more torque (in Nm) than 2003 Jaguar XK. (393 Nm @ 4250 RPM). This means 2008 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 2003 Jaguar XK.
Compare all specifications:
| 2003 Jaguar XK | 2008 Jaguar XJR | |
| Make | Jaguar | Jaguar |
| Model | XK | XJR |
| Year Released | 2003 | 2008 |
| Body Type | Coupe | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3994 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 290 HP | 400 HP |
| Engine RPM | 6100 RPM | 6100 RPM |
| Torque | 393 Nm | 561 Nm |
| Torque RPM | 4250 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 86 mm | 90.3 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 251 km/hour | 250 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1570 kg | 1734 kg |
| Vehicle Length | 4770 mm | 5100 mm |
| Vehicle Width | 1840 mm | 1870 mm |
| Vehicle Height | 1300 mm | 1450 mm |
| Wheelbase Size | 3040 mm | 3040 mm |
| Fuel Consumption Overall | 9.5 L/100km | 12.5 L/100km |
| Fuel Tank Capacity | 75 L | 84 L |
