1999 Jaguar XJ vs. 2007 Jaguar XJR
To start off, 2007 Jaguar XJR is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Jaguar XJ. In addition, the cost of maintenance, including insurance, on 1999 Jaguar XJ would be higher. At 4,196 cc (8 cylinders), 2007 Jaguar XJR is equipped with a bigger engine. In terms of performance, 2007 Jaguar XJR (400 HP @ 3500 RPM) has 110 more horse power than 1999 Jaguar XJ. (290 HP @ 6100 RPM) In normal driving conditions, 2007 Jaguar XJR should accelerate faster than 1999 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, 2007 Jaguar XJR (554 Nm @ 3500 RPM) has 161 more torque (in Nm) than 1999 Jaguar XJ. (393 Nm @ 4250 RPM). This means 2007 Jaguar XJR will have an easier job in driving up hills or pulling heavy equipment than 1999 Jaguar XJ.
Compare all specifications:
| 1999 Jaguar XJ | 2007 Jaguar XJR | |
| Make | Jaguar | Jaguar |
| Model | XJ | XJR |
| Year Released | 1999 | 2007 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3996 cc | 4196 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 290 HP | 400 HP |
| Engine RPM | 6100 RPM | 3500 RPM |
| Torque | 393 Nm | 554 Nm |
| Torque RPM | 4250 RPM | 3500 RPM |
| Engine Bore Size | 86 mm | 86.1 mm |
| Engine Stroke Size | 86 mm | 90.4 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 5160 mm | 5220 mm |
| Vehicle Width | 1800 mm | 2110 mm |
| Vehicle Height | 1310 mm | 1460 mm |
| Wheelbase Size | 2880 mm | 3170 mm |
| Fuel Tank Capacity | 87 L | 70 L |
