2007 Jaguar XKR vs. 2005 Jaguar XJ
To start off, 2007 Jaguar XKR is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 2005 Jaguar XJ would be higher. At 4,196 cc (8 cylinders), 2007 Jaguar XKR is equipped with a bigger engine. In terms of performance, 2007 Jaguar XKR (420 HP @ 6000 RPM) has 166 more horse power than 2005 Jaguar XJ. (254 HP @ 6250 RPM). In normal driving conditions, 2007 Jaguar XKR should accelerate faster than 2005 Jaguar XJ. With that said, vehicle weight also plays an important factor in acceleration. 2007 Jaguar XKR weights approximately 56 kg more than 2005 Jaguar XJ. 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, 2007 Jaguar XKR (560 Nm @ 4000 RPM) has 225 more torque (in Nm) than 2005 Jaguar XJ. (335 Nm @ 4200 RPM). This means 2007 Jaguar XKR will have an easier job in driving up hills or pulling heavy equipment than 2005 Jaguar XJ.
Compare all specifications:
| 2007 Jaguar XKR | 2005 Jaguar XJ | |
| Make | Jaguar | Jaguar |
| Model | XKR | XJ |
| Year Released | 2007 | 2005 |
| Body Type | Coupe | 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 | 420 HP | 254 HP |
| Engine RPM | 6000 RPM | 6250 RPM |
| Torque | 560 Nm | 335 Nm |
| Torque RPM | 4000 RPM | 4200 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 90 mm | 76.5 mm |
| Engine Compression Ratio | 9.1:1 | 11.0:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 235 km/hour |
| Acceleration 0-100mph | 5.2 seconds | 7.6 seconds |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1740 kg | 1684 kg |
| Vehicle Length | 4770 mm | 5100 mm |
| Vehicle Width | 2020 mm | 1870 mm |
| Vehicle Height | 1300 mm | 1450 mm |
| Wheelbase Size | 2760 mm | 3170 mm |
| Fuel Consumption Overall | 12.3 L/100km | 10.7 L/100km |
| Fuel Tank Capacity | 71 L | 85 L |
