2003 Jaguar XK vs. 2006 Jaguar XJ8
To start off, 2006 Jaguar XJ8 is newer by 3 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), 2003 Jaguar XK is equipped with a bigger engine. In terms of performance, 2003 Jaguar XK (395 HP @ 6100 RPM) has 141 more horse power than 2006 Jaguar XJ8. (254 HP @ 6250 RPM). In normal driving conditions, 2003 Jaguar XK should accelerate faster than 2006 Jaguar XJ8. With that said, vehicle weight also plays an important factor in acceleration. 2003 Jaguar XK weights approximately 134 kg more than 2006 Jaguar XJ8. 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, 2003 Jaguar XK (553 Nm @ 3500 RPM) has 218 more torque (in Nm) than 2006 Jaguar XJ8. (335 Nm @ 4200 RPM). This means 2003 Jaguar XK will have an easier job in driving up hills or pulling heavy equipment than 2006 Jaguar XJ8.
Compare all specifications:
| 2003 Jaguar XK | 2006 Jaguar XJ8 | |
| Make | Jaguar | Jaguar |
| Model | XK | XJ8 |
| Year Released | 2003 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4196 cc | 3555 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 395 HP | 254 HP |
| Engine RPM | 6100 RPM | 6250 RPM |
| Torque | 553 Nm | 335 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 90.3 mm | 76.5 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1818 kg | 1684 kg |
| Vehicle Length | 4770 mm | 5100 mm |
| Vehicle Width | 1840 mm | 1870 mm |
| Vehicle Height | 1320 mm | 1450 mm |
| Wheelbase Size | 2600 mm | 3040 mm |
| Fuel Tank Capacity | 75 L | 85 L |
