2008 Jaguar XJ vs. 2006 Jaguar XK
To start off, 2008 Jaguar XJ is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Jaguar XK. In addition, the cost of maintenance, including insurance, on 2006 Jaguar XK would be higher. At 4,200 cc (8 cylinders), 2008 Jaguar XJ is equipped with a bigger engine. In terms of performance, 2008 Jaguar XJ (300 HP @ 6000 RPM) has 6 more horse power than 2006 Jaguar XK. (294 HP @ 6000 RPM). In normal driving conditions, 2008 Jaguar XJ should accelerate faster than 2006 Jaguar XK. With that said, vehicle weight also plays an important factor in acceleration. 2006 Jaguar XK weights approximately 36 kg more than 2008 Jaguar XJ.
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 XJ (420 Nm @ 4100 RPM) has 9 more torque (in Nm) than 2006 Jaguar XK. (411 Nm @ 4100 RPM). This means 2008 Jaguar XJ will have an easier job in driving up hills or pulling heavy equipment than 2006 Jaguar XK.
Compare all specifications:
| 2008 Jaguar XJ | 2006 Jaguar XK | |
| Make | Jaguar | Jaguar |
| Model | XJ | XK |
| Year Released | 2008 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4200 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 300 HP | 294 HP |
| Engine RPM | 6000 RPM | 6000 RPM |
| Torque | 420 Nm | 411 Nm |
| Torque RPM | 4100 RPM | 4100 RPM |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 194 km/hour | 250 km/hour |
| Acceleration 0-100mph | 6.6 seconds | 6.5 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1684 kg | 1720 kg |
| Vehicle Length | 5100 mm | 4800 mm |
| Vehicle Width | 2110 mm | 2080 mm |
| Vehicle Height | 1450 mm | 1330 mm |
| Wheelbase Size | 3040 mm | 2760 mm |
| Fuel Consumption Overall | 10.5 L/100km | 11.3 L/100km |
| Fuel Tank Capacity | 85 L | 70 L |
